Number System If 70% of an equal to 40% of b, then ratio between a and b is? 7: 11 None 4: 7 7: 4 7: 11 None 4: 7 7: 4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 70 a = 40 ba: b = 4: 7
Number System 56.21 +2.36+5.41 —21.4+1.5=? 44.08 54.08 34.08 64.08 44.08 54.08 34.08 64.08 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 44.08
Number System What is the least number that should be added to 5200 to make it a perfect square ? 129 275 288 225 129 275 288 225 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP We sec (73)² = 5329 and (72)² = 5184ie 5329 > 5200 > 5184So 129 should be added to make is perfect square.
Number System (1024—263—233)÷(986—764— 156) =? 6 10 None of these 8 6 10 None of these 8 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 8
Number System In a division sum, the remainder is 0. As student mistook the divisor by 12 instead of 21 and obtained 35 as quotient. What is the correct quotient? 0 12 20 13 0 12 20 13 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number = (12 * 35) = 420Correct quotient = 420/21 = 20
Number System How many times the keys of a typewriter have to be pressed in order to write first 400 counting numbers? 1192 1082 1200 1092 1192 1082 1200 1092 ANSWER DOWNLOAD EXAMIANS APP
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