allery1,200 ଛାତ୍ରଛାତ୍ରୀ ଥିବା ଏକ ବିଦ୍ୟାଳୟରେ ବାଳକ ଓ ବାଳିକାଙ୍କ ଅନୁପାତ 7 : 5 ଅଟେ। ସେଠାରେ ବାଳିକାଙ୍କ ତୁଳନାରେ କେତେ ଜଣ ଅଧିକ ବାଳକ ଅଛନ୍ତି?
A200
B250
C100
D150
Answer & Solution
Correct answer: A. 200
ଗୋଟିଏ ଭାଗ ହେଉଛି 100, ତେଣୁ ବାଳକ ସଂଖ୍ୟା 700 ଏବଂ ବାଳିକା ସଂଖ୍ୟା 500, ଏହାର ପାର୍ଥକ୍ୟ 200।
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