{"id":46,"date":"2022-04-13T06:11:41","date_gmt":"2022-04-13T06:11:41","guid":{"rendered":"http:\/\/9thclass.deltapublications.in\/?page_id=46"},"modified":"2025-11-21T07:07:56","modified_gmt":"2025-11-21T07:07:56","slug":"c-3-unit-rates","status":"publish","type":"page","link":"https:\/\/9thclass.deltapublications.in\/index.php\/c-3-unit-rates\/","title":{"rendered":"C.3 Unit rates"},"content":{"rendered":"\n<h2 class=\"wp-block-heading has-text-align-center has-text-color\" style=\"color:#00056d;text-transform:uppercase\"><strong>Unit rates<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-video\"><video controls src=\"https:\/\/9thclass.deltapublications.in\/wp-content\/uploads\/2023\/08\/C.3-Unit-rates.mp4\"><\/video><\/figure>\n\n\n\n<p class=\"has-text-color has-huge-font-size\" style=\"color:#74008b\"><strong>key notes :<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading has-large-font-size\"><strong>Unit Rates \ud83d\udcca\ud83d\udeb4\u200d\u2642\ufe0f\ud83d\udcb0<\/strong><\/h3>\n\n\n\n<p class=\"has-large-font-size\"><strong>Definition of Unit Rate \ud83e\uddd0<\/strong><\/p>\n\n\n\n<p>A <strong>unit rate<\/strong> compares <strong>two quantities<\/strong> but the <strong>second quantity is always 1<\/strong>.<\/p>\n\n\n\n<p>Example: If 60 km is traveled in 2 hours, the <strong>unit rate<\/strong> is <strong>30 km per 1 hour<\/strong>.<\/p>\n\n\n\n<p>\u2705 Formula: <\/p>\n\n\n\n<p class=\"has-text-align-center\"><strong>Unit\u00a0Rate = Quantity\u00a01\/Quantity\u00a02<\/strong><\/p>\n\n\n\n<p class=\"has-large-font-size\"><strong>Common Units Used in Unit Rates \u23f1\ufe0f\ud83d\udcb5<\/strong><\/p>\n\n\n\n<p>Speed: km\/h, m\/s, mi\/h \ud83d\ude97<\/p>\n\n\n\n<p>Price: $ per item, \u20b9 per kg \ud83d\uded2<\/p>\n\n\n\n<p>Density: people per square km, objects per liter \ud83d\udc65<\/p>\n\n\n\n<p class=\"has-large-font-size\"><strong>Steps to Find Unit Rate \ud83d\udcdd<\/strong><\/p>\n\n\n\n<p>Write down the quantities to compare.<\/p>\n\n\n\n<p>Make sure the second quantity is <strong>1<\/strong>.<\/p>\n\n\n\n<p>Divide the first quantity by the second.<\/p>\n\n\n\n<p>Include the correct <strong>unit<\/strong>.<\/p>\n\n\n\n<p class=\"has-large-font-size\"><strong>Examples \ud83c\udf1f<\/strong><\/p>\n\n\n\n<p><strong>Example 1 (Speed)<\/strong>: 150 km in 3 hours \u2192 150 \u00f7 3 = <strong>50 km\/h<\/strong><\/p>\n\n\n\n<p><strong>Example 2 (Price)<\/strong>: 200 \u20b9 for 5 kg \u2192 200 \u00f7 5 = <strong>40 \u20b9\/kg<\/strong><\/p>\n\n\n\n<p class=\"has-large-font-size\"><strong>Tips &amp; Tricks \ud83d\udca1<\/strong><\/p>\n\n\n\n<p>Always <strong>check the units<\/strong> before calculating.<\/p>\n\n\n\n<p>If the second quantity is <strong>not 1<\/strong>, divide both numbers by the second quantity.<\/p>\n\n\n\n<p>Unit rates help compare <strong>different products or situations easily<\/strong>.<\/p>\n\n\n\n<p class=\"has-large-font-size\"><strong>Real-Life Uses \ud83c\udf0d<\/strong><\/p>\n\n\n\n<p>Comparing prices in the supermarket \ud83d\uded2<\/p>\n\n\n\n<p>Calculating speed while traveling \ud83d\ude80<\/p>\n\n\n\n<p>Measuring efficiency (like fuel consumption \u26fd)<\/p>\n\n\n\n<p class=\"has-large-font-size\"><strong>Quick Formula Reminder \u26a1<\/strong> <\/p>\n\n\n\n<p class=\"has-text-align-center\"><strong>Unit\u00a0Rate = Total\u00a0Quantity\/Number\u00a0of\u00a0Units<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-center has-text-color has-large-font-size\" style=\"color:#105000\"><strong>Learn with an example<\/strong><\/p>\n\n\n\n<div class=\"wp-block-group has-primary-color has-text-color has-background has-link-color has-large-font-size wp-elements-e034292de974d350bad1f986fa73441a\" style=\"background-color:#b7dcee\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group has-background-background-color has-background\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<p>\ud83d\udd14 Find the unit rate.<\/p>\n\n\n\n<p class=\"has-text-color\" style=\"color:#b00012\"><strong>14 passengers in 7 cars =&nbsp;&nbsp;_______ passengers per car<\/strong><\/p>\n<\/div><\/div>\n\n\n\n<p>Divide:<\/p>\n\n\n\n<p class=\"has-text-align-center has-large-font-size\">14 \u00f7 7 = 2<br>2 passengers per car<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group has-primary-color has-text-color has-background has-link-color has-large-font-size wp-elements-145c624e704bbf6fcfa41282df908fc9\" style=\"background-color:#b0f9be\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group has-background-background-color has-background\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<p>\ud83d\udd14 Find the unit rate.<\/p>\n\n\n\n<p class=\"has-text-color\" style=\"color:#b00012\"><strong>15 stickers on 3 pages =&nbsp;&nbsp;_______stickers per page<\/strong><\/p>\n<\/div><\/div>\n\n\n\n<p>Divide:<\/p>\n\n\n\n<p class=\"has-text-align-center has-large-font-size\">15 \u00f7 3 = 5<br>5 stickers per page<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group has-primary-color has-text-color has-background has-link-color has-large-font-size wp-elements-3d2356cb4b684a421b9448073bd5eb31\" style=\"background-color:#f9bbcc\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group has-background-background-color has-background\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<p>\ud83d\udd14 Find the unit rate.<\/p>\n\n\n\n<p class=\"has-text-color\" style=\"color:#b00012\"><strong>26 kilometres in 2 hours =&nbsp;&nbsp;_______ kilometres per hour<\/strong><\/p>\n<\/div><\/div>\n\n\n\n<p>Divide:<\/p>\n\n\n\n<p class=\"has-text-align-center has-large-font-size\">26 \u00f7 2 = 13<br>13 kilometres per hour<\/p>\n<\/div><\/div>\n\n\n\n<p class=\"has-text-color has-large-font-size\" style=\"color:#d90000\"><strong>Let&#8217;s Practice!<\/strong><\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/wordwall.net\/play\/76287\/574\/607\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/9thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Worksheet-1-3-17.png\" alt=\"\" class=\"wp-image-7317\" srcset=\"https:\/\/9thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Worksheet-1-3-17.png 500w, https:\/\/9thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Worksheet-1-3-17-300x300.png 300w, https:\/\/9thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Worksheet-1-3-17-150x150.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/wordwall.net\/play\/76323\/161\/902\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/9thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Worksheet-1-1-2-18.png\" alt=\"\" class=\"wp-image-7318\" srcset=\"https:\/\/9thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Worksheet-1-1-2-18.png 500w, https:\/\/9thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Worksheet-1-1-2-18-300x300.png 300w, https:\/\/9thclass.deltapublications.in\/wp-content\/uploads\/2023\/05\/Worksheet-1-1-2-18-150x150.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/figure>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Unit rates key notes : Unit Rates \ud83d\udcca\ud83d\udeb4\u200d\u2642\ufe0f\ud83d\udcb0 Definition of Unit Rate \ud83e\uddd0 A unit rate compares two quantities but the second quantity is always 1. Example: If 60 km is traveled in 2 hours, the unit rate is 30 km per 1 hour. \u2705 Formula: Unit\u00a0Rate = Quantity\u00a01\/Quantity\u00a02 Common Units Used in Unit Rates<a class=\"more-link\" href=\"https:\/\/9thclass.deltapublications.in\/index.php\/c-3-unit-rates\/\">Continue reading <span class=\"screen-reader-text\">&#8220;C.3 Unit rates&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-46","page","type-page","status-publish","hentry","entry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/9thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/46","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/9thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/9thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/9thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/9thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/comments?post=46"}],"version-history":[{"count":20,"href":"https:\/\/9thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/46\/revisions"}],"predecessor-version":[{"id":18259,"href":"https:\/\/9thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/46\/revisions\/18259"}],"wp:attachment":[{"href":"https:\/\/9thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/media?parent=46"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}