Number System Sum of two consecutive even terms lacks by 98 from their product. Find the sum of these number None 24 18 32 None 24 18 32 ANSWER DOWNLOAD EXAMIANS APP
Number System If 4 2/3 is subtracted form 10 1/2 and the difference is multiplied by 450, then what is the final answer? 2875 None of these 2675 2725 2875 None of these 2675 2725 ANSWER DOWNLOAD EXAMIANS APP
Number System Three times the first of three consecutive odd integers is 3 more than twice the third. The third integer is: 15 11 13 9 15 11 13 9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the three integers be x, x + 2 and x+ 4.Then,3x = 2(x + 4) + 3x = 11Third integer = x + 4 = 15.
Number System If (83)² is subtracted from the square of a number, the answer so obtained is 8487. What is the number ? 163 179 124 146 163 179 124 146 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x Therefore, x² - (83)² = 8487x² = 8487 + (83)²x² = 8487 + 6889x² = 15376Therefore, x² = 15376 x = 124
Number System (12.04 x 7.5 + 0.8 x 45) ÷ 3 = ? 42.6 54.7 45 42.1 42.6 54.7 45 42.1 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (90.3 + 36) ÷ 3 = 126.3/3 = 42.1
Number System When (21)² is subtracted from the square of a number the answer obtained is 1584. What is the number ? 45 65 55 35 45 65 55 35 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.According to the question,x² - (21)² = 1584= x² - 441 = 1584 = x² = 1584 + 441 = 2025∴ x = √2025 = 45
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