alleryଯଦି ଏକ ନିର୍ଦ୍ଦିଷ୍ଟ ରାସ୍ତାରେ ବେଗ 20% ହ୍ରାସ ପାଏ, ତେବେ ଯାତ୍ରା ସମୟ କେତେ ପ୍ରତିଶତ ବୃଦ୍ଧି ପାଇବ?
A15%
B20%
C30%
D25%
Answer & Solution
Correct answer: D. 25%
ସମୟ ପୁରୁଣା ସମୟର 1/0.8 = 1.25 ଗୁଣ ହୋଇଯାଏ, ଯାହା 25% ର ବୃଦ୍ଧି ଅଟେ।
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