Number System If (182)² is added to the square of a number, the answer so obtained is 47765. What is the number ? 131 111 101 121 131 111 101 121 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be xTherefore x² + (182)² = 47765Therefore x² = 47765 - (182)2 = 47765 - 33124Therefore x² = 14641, Therefore x = 121
Number System 4550 ÷ 25% of ? = 130 135 125 140 130 135 125 140 130 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 4550 ÷ ? x 25/100 = 130= 4550 ÷ ?/4 = 130= 4550 x 4/? = 130= ? x 130 = 4550 x 4= ? = 4550 x 4/130 = 140
Number System A shopkeeper purchased 200 bulbs for Rs. 10 each. However, 5 bulbs were fused and had to be thrown away. The remaining were sold at Rs. 12 each. What will be percentage profit? 33 17 14 21 33 17 14 21 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 12
Number System What should come in the place of question mark (?) in the number series given below? 158 157 160 159 158 157 160 159 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 160
Number System 1260 x 1.45 - 888 x 1.75 = ? 367 273 256 295 367 273 256 295 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 1260 x 1.45 - 888 x 1.75= 1827 - 1554 = 273
Number System What should come in place of the question mark (?) in the following number series ? 888 888 444 148 ? 7.4 29 35 33 37 29 35 33 37 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 888 ÷ 1 = 888888 ÷ 2 = 444444 ÷ 3 = 148148 ÷ 4 = 3737 ÷ 5 = 7.4
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