Number System If one-seventh of a number is 55 then 40% of that number = ? 154 147 171 163 154 147 171 163 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be x , Therefore, x/7 = 55Therefore, x = 55 x 7 = 385Therefore, 49% of 385 = 154
Number System What is the sum of all the composite numbers up to 20? 131 132 130 128 131 132 130 128 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 4 + 6 + 8 + 9 + 10 + 12 + 14 + 15 + 16 + 18 = 132
Number System [(18.6 x 4.5) + (7.8 ÷ 0.24)] ÷ 3.2 = ? 36.3125 26.3125 46.3125 25.3125 36.3125 26.3125 46.3125 25.3125 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 83.7 + 32.5/3.2 = 116.2/3.2 = 36.3125
Number System A certain number successively divided by 2, 5 and 7 leaves remainders 1, 2 and 3 respectively. When the same number is divided by 70, what is the remainder? 35 36 34 33 35 36 34 33 ANSWER DOWNLOAD EXAMIANS APP
Number System On dividing number by 5, we get 3 as remainder. What will be the remainder when the square of this number is divided by 5? 4 0 1 2 4 0 1 2 ANSWER DOWNLOAD EXAMIANS APP
Number System If 70% of an equal to 40% of b, then ratio between a and b is? 7: 11 7: 4 None 4: 7 7: 11 7: 4 None 4: 7 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 70 a = 40 ba: b = 4: 7
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