Fractions and Decimals When 52416 divided by 312 , the quotient is 168. What will be the quotient when 52.416 is divided by 0.0168 ? 31200 3120 312 312000 31200 3120 312 312000 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given, 52416 / 312 = 168.<=> 52416 / 168 = 312.52.416 / 0.0168 = 524160 / 168 = 3120.
Fractions and Decimals 8.32 x 0.999 = ? 831.168 8.31168 83.1168 8311.68 831.168 8.31168 83.1168 8311.68 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given expression = 8.32 x 0.999= 8.32 x (1-0.001) = 8.32 - 8.32 x 0.001=8.32 - .00832 = 8.31168
Fractions and Decimals If the numerator of a fraction is increased by 2 and denominator is increased by 3, the faction becomes 7/9 and if numerator as well as denominator are decreased by 1, the fraction becomes 4/5. What i 5/10 5/6 5/8 5/4 5/10 5/6 5/8 5/4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numerator and denominator be p and q respectively.Then, (p + 2) / (q + 3) = 7/9⇒ 9(p + 2) = 7(q +3)⇒ 9p - 7q = 3 ....(i)Again, (p - 1) / (q - 1) = 4/5⇒ 5p - 4q = 1 ....(ii)Solving (i) and (ii) we get,p = 5, q = 6Required fraction = 5/6
Fractions and Decimals In a village, (5/8)th of the population are adults,half of the adults are male,(4/5)th of adult females are illiterate. if 400 females are illiterate, then the population of the village is ? 1600 400 800 200 1600 400 800 200 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the population of village = N Then, adult's population = 5N/8and adult females = 1/2 x 5N/8 = 5N/16 ∴ illiterate females = 4/5 of adult female population ⇒ 400 = 4/5 x 5N/16 ⇒ N = (400 x 16)/4∴ N = 1600
Fractions and Decimals Find the sum 3/10 + 5/100 + 8/1000 in decimal form ? 35.8 0.358 3.58 None of these 35.8 0.358 3.58 None of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3/10 + 5/100 + 8/1000= 0.3 + 0.05 + 0.008 = 0.358
Fractions and Decimals 0.0169 / 0.013=? 130/10 None of these 1300/10 13/10 130/10 None of these 1300/10 13/10 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 0.0169 / 0.0130 = 169 / 130 = 13 / 10
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