Number System 56.21 +2.36+5.41 —21.4+1.5=? 64.08 54.08 44.08 34.08 64.08 54.08 44.08 34.08 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 44.08
Number System If 35% of a number is 899.5, what is 68% of that number ? 2247.6 1847.6 1547.6 1747.6 2247.6 1847.6 1547.6 1747.6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Suppose the number is x.Then 35% of x = 899.5∴ 68% of x = 68/35 x 899.5 = 1747.6
Number System 486+32×25—59=? 567 596 582 528 567 596 582 528 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 528
Number System 4500 * ? = 3375 3/5 1/4 2/5 3/4 3/5 1/4 2/5 3/4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 4500 * x = 3375= x = 3375/4500 = 3/4
Number System I. 3x2-14x + 8 = 0 II. 2y2 - 1 7 y + 36 = 0 if x < y if x <= y if x >= y if x > y if x < y if x <= y if x >= y if x > y ANSWER EXPLANATION DOWNLOAD EXAMIANS APP l. 3x2 - 12x - 2x + 8 = 0or 3x(x - 4) -2 (x -4) = 0∴ x = 4, 2/3ll. 2y2 - 8y - 9y + 36 = 0or 2y (y - 4) -9 (y - 4) = 0or (2y - 9) (y - 4) = 0∴ y = 4, 9/2
Number System If the difference between a number and its three-fourth is 18, find the number. 57 72 61 68 57 72 61 68 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.According to the question,x - 3x/4 = 18= x/4 = 18= x = 4 x 18 = 72
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