Number System √360 - 225 x 2 + 379 = ? 18 19 20 17 18 19 20 17 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = √360 - 225 x 2 + 379 = √360 - 450 + 379 = √289= 17
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 20 40 None of these 30 20 40 None of these ANSWER DOWNLOAD EXAMIANS APP
Number System What is the difference between the local values of 3 in the number 53403? 3003 0 3030 2997 3003 0 3030 2997 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3000 – 3 = 2997
Number System The average of 7 numbers is 15, that of the first three is 6 and that of the last three is 23. What is the fourth number? 13 15 18 7 13 15 18 7 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 4th No. = (Total of 7 Nos) - (Total of first three + total of last 3) = (15 x 7) - (6 x 3 + 23 x 3) = 105 - (18 + 69) =105 - 87 = 18
Number System 7432 ÷ 32 x ? = 2787 21 78 41 12 21 78 41 12 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 7432/32 x ? = 2787= ? = 2787 x 32/7432 = 12
Number System Four-fifth of a number is 10 more than two-third of the same number. What is the number? 35 91 89 75 35 91 89 75 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 75
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