Number System 6.4 x 8.5 x 25/3.2 x 12.5 = ? 2.3 5.6 3.4 4.5 2.3 5.6 3.4 4.5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 6.4 x 8.5 x 2.5/3.2 x 12.5 = 3.4
Number System If 70% of an equal to 40% of b, then ratio between a and b is? None 4: 7 7: 4 7: 11 None 4: 7 7: 4 7: 11 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 70 a = 40 ba: b = 4: 7
Number System 4.78% of 1255 + 3.24% of 440=0.5% of ? 11849 14849 13849 12849 11849 14849 13849 12849 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 0.5 x ?/100 = 4.78 x 1255/100 + 3.24 x 440/100= 59.989 + 14.256∴ ? = 74.245 x 100/0.5 = 14849
Number System 3√103820 x 3√274620 = ? 3065 3055 3035 3045 3065 3055 3035 3045 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3√103820 = 47 and 3√274620 = 65 ∴ ? = 47 x 65 = 3055
Number System What is the missing number in this series? 8 2 14 6 11 ? 14 6 18 12 3 2 7 9 3 2 7 9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 9
Number System What is the value of ? in the following equations ? 72/? = ?/50 80 40 100 60 80 40 100 60 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (?)² = 72 x 50= (6 x 6 x 2) x (5 x 5 x 2)= (6 x 5 x 2)² = (60)²∴ ? = 60
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