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? 0 4 1 2 0 4 1 2 ANSWER DOWNLOAD EXAMIANS APP
Number System A gardener wants to plant trees in his garden in such a way that the number of trees in each row should be the same. If there are 4 rows or 5 rows or 6 rows, then no tree will be left. Find the least 240 60 120 30 240 60 120 30 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The least number of trees that are required = LCM(4, 5, 6) = 60.
Number System What is the sum of the local values of the digits 2, 3, 4, 5 in the number 2345? 5243 2105 2345 2435 5243 2105 2345 2435 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2000 + 300 + 40 + 5 = 2345
Number System The cost of 87 pens and 29 pencils is `783. What is the cost of 90 pens and 30 pencils ? Rs. 810 Rs. 800 Rs. 830 Rs. 820 Rs. 810 Rs. 800 Rs. 830 Rs. 820 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the price of a pen be 'x' and that of pencil be 'y' Then 87x + 29y = 783Multiplying eqn (i) by 30/29 we get (87x) x 30/29 + (29y) 30/29 = 783 x 30/29∴ 90x + 30y = 810
Number System (12.04 x 7.5 + 0.8 x 45) ÷ 3 = ? 54.7 45 42.6 42.1 54.7 45 42.6 42.1 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (90.3 + 36) ÷ 3 = 126.3/3 = 42.1
Number System 486+32×25—59=? 528 582 567 596 528 582 567 596 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 528
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