Number System (12)² - (4.4)² - (0.04)² = ? 129.6384 124.6384 125.6384 131.6384 129.6384 124.6384 125.6384 131.6384 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (12)² - (4.4)² - (0.04)²= 144 - 19.36 - 0.0016= 124.64 - 0.0016= 124.6384
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 One-eighth of a number is 76. What will be 54% of the number ? 321.32 318.32 328.32 332.32 321.32 318.32 328.32 332.32 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be x Therefore, 1/8 of x = 76Therefore, x = 60854% of 608 = 608 x 54/100 = 328.32
Number System A man engaged a servant on the condition that he would pay him Rs.710 and a uniform after a year service. He served only for 8 months and got Rs.460 and a uniform. Find the price of the uniform? Rs.20 Rs.25 Rs.40 Rs.30 Rs.20 Rs.25 Rs.40 Rs.30 ANSWER DOWNLOAD EXAMIANS APP
Number System If the difference between a number and two-fifths of that number is 45 what is the number ? 77 76 75 78 77 76 75 78 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x ∴ x - 2x/5 = 45∴ x = 75
Number System If a number is subtracted from its square we get 272. Find the number? 24 14 22 17 24 14 22 17 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x2 – x = 272 => x =17
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