{"id":163389,"date":"2024-03-04T14:16:18","date_gmt":"2024-03-04T08:46:18","guid":{"rendered":"https:\/\/www.gkseries.com\/blog\/?p=163389"},"modified":"2024-03-04T14:16:20","modified_gmt":"2024-03-04T08:46:20","slug":"a-bag-contains-12-white-balls-and-x-blue-balls-the-probability-of-picking-a-white-ball-at-random-from-the-bag-is-3-5","status":"publish","type":"post","link":"https:\/\/www.gkseries.com\/blog\/a-bag-contains-12-white-balls-and-x-blue-balls-the-probability-of-picking-a-white-ball-at-random-from-the-bag-is-3-5\/","title":{"rendered":"A bag contains 12 white balls and \u2018x\u2019 blue balls. The probability of picking a white ball at random from the bag is 3\/5"},"content":{"rendered":"\n

A bag contains 12 white balls and \u2018x\u2019 blue balls. The probability of picking a white ball at random from the bag is 3\/5. Find the sum of the number of white and blue balls in the bag.<\/p>\n\n\n\n

a)            25<\/p>\n\n\n\n

b)            30<\/p>\n\n\n\n

c)            40<\/p>\n\n\n\n

d)            20<\/strong><\/p>\n\n\n\n

e)            None of these<\/p>\n\n\n\n

Sol:<\/p>\n\n\n\n

Probability of picking a white ball = number of<\/p>\n\n\n\n

white balls\/total number of balls<\/p>\n\n\n\n

3\/5 = 12\/(x+12)<\/p>\n\n\n\n

3x + 36 = 60<\/p>\n\n\n\n

x = 24\/3<\/p>\n\n\n\n

x = 8<\/p>\n\n\n\n

Total number of balls = 12+8 = 20<\/p>\n","protected":false},"excerpt":{"rendered":"

A bag contains 12 white balls and \u2018x\u2019 blue balls. The probability of picking a white ball at random from the bag is 3\/5. Find the sum of the number of white and blue balls in the bag. a)            25 b)            30 c)            40 d)            20 e)            None of these Sol: Probability of picking a […]<\/p>\n","protected":false},"author":419,"featured_media":163390,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[5138],"tags":[5139],"class_list":["post-163389","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-quantitative-aptitude","tag-quantitative-aptitude"],"_links":{"self":[{"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/posts\/163389","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/users\/419"}],"replies":[{"embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/comments?post=163389"}],"version-history":[{"count":1,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/posts\/163389\/revisions"}],"predecessor-version":[{"id":163391,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/posts\/163389\/revisions\/163391"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/media\/163390"}],"wp:attachment":[{"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/media?parent=163389"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/categories?post=163389"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.gkseries.com\/blog\/wp-json\/wp\/v2\/tags?post=163389"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}