Number System Two numbers have a H.C.F of 16 and a product of two numbers is 2560. Find the L.C.M of the two numbers? 160 150 170 140 160 150 170 140 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP L.C.M of two numbers is given by(Product of the two numbers) / (H.C.F of the two numbers) = 2560/16 = 160.
Number System Thrice the square of a natural number decreased by 4 times the number is equal to 50 more than the number. The number is: 4 10 6 5 4 10 6 5 ANSWER DOWNLOAD EXAMIANS APP
Number System What is the difference between the largest and the smallest number written with 7, 7, 0, 7? 6993 693 6893 6093 6993 693 6893 6093 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 30 240 60 120 30 240 60 120 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The least number of trees that are required = LCM(4, 5, 6) = 60.
Number System Find the average of the following set of scores 450, 1050, 12, 390, 143, 286, 550, 999 495 480 485 490 495 480 485 490 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Required average score = (450 + 1050 + 12 + 390 + 143 + 286 + 550 + 999) / 8 = 3880 / 8 = 485
Number System (4.6 x 2.8 x 5.5) - (3.2 x 4.5 x 2.8) = ? 29.81 30.52 27.54 28.56 29.81 30.52 27.54 28.56 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = (4.6 x 2.8 x 5.5) - (3.2 x 4.5 x 2.8) = 70.84 - 40.32 = 30.52
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