Number System The difference between 71% of a number and 46% and of the same number is 212. What is 75% of that number 845 724 636 673 845 724 636 673 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.∴ 71% of x - 46% of x = 212∴ (71 - 46)% of x = 212∴ 25/100 x x = 212∴ x = 212 x 4 = 848∴ 75% of 848 = 848 x 75/100 = 636
Number System 7589 - ? = 3434 4242 11023 4155 1123 4242 11023 4155 1123 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let 7589 - x = 3434Then x = 7589 - 3434 = 4155
Number System If the L.C.M of two numbers is 750 and their product is 18750, find the H.C.F of the numbers. 125 50 25 30 125 50 25 30 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP H.C.F = (Product of the numbers) / (Their L.C.M) = 18750/750 = 25.
Number System If 70% of an equal to 40% of b, then ratio between a and b is? 7: 4 None 7: 11 4: 7 7: 4 None 7: 11 4: 7 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 70 a = 40 ba: b = 4: 7
Number System 1827÷ 36 x ?=162.4 4.3 3.2 1.9 2.6 4.3 3.2 1.9 2.6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3.2
Number System The sum of three consecutive multiples of 3 is 72. What is the largest number? 27 21 24 36 27 21 24 36 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numbers be 3x, 3x + 3 and 3x + 6.Then,3x + (3x + 3) + (3x + 6) = 729x = 63x = 7Largest number = 3x + 6 = 27.
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