Number System The sum of the squares of three numbers is 138, while the sum of their products taken two at a time is 131. Their sum is: 30 40 None of these 20 30 40 None of these 20 ANSWER DOWNLOAD EXAMIANS APP
Number System Find the least number when successively divided by 2, 3 and 7 leaves remainders 1, 2 and 3 respectively? 61 65 75 67 61 65 75 67 ANSWER DOWNLOAD EXAMIANS APP
Number System What least number shall be added to 4700 to make it a perfect square ? 81 71 91 61 81 71 91 61 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (69)² = 4761 and (68)² = 4624Clerly 4624 < 4700 < 4761So 61 should be added to make 4700 a perfect square.
Number System 65 x 288 ÷ 52 = 1.8 x ? 210 200 190 180 210 200 190 180 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 65x288/52x1.8 = 200
Number System 666 / 6 / 3 = ? 37 333 84 111 37 333 84 111 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 666 * 1/6 * 1/3 = 37
Number System (1024—263—233)÷(986—764— 156) =? 6 None of these 10 8 6 None of these 10 8 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 8
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