Number System Three seventh of a number is 12 more than 40% of that number. What will be the 60% of that number? 210 126 148 248 210 126 148 248 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3/7 x – 40/100 x = 12x = 35 * 1235 * 12 * 60/100 = 252/2 = 126
Number System The Twenty-First Century will start on January 1 in the year 2101 2000 2001 2100 2101 2000 2001 2100 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2001
Number System What should come in the place of question mark (?) in the number series given below? 160 157 158 159 160 157 158 159 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 160
Number System √2304 x √? = 2832 3681 3581 3381 3481 3681 3581 3381 3481 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP √2304 x √? = 2832= 48 x √? = 2832= √? = 2832/48 = 59∴? = 59 x 59 = 3481
Number System A, B, C, D and E are consecutive even numbers respectively. The average of 5 numbers is 82. What is the product of C and E ? 6383 6363 6373 6353 6383 6363 6373 6353 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x + x + 1 + x + 2 + x + 3 + x + 4 = 5 x 82= 5x + 10 = 410 = 5x = 400= x = 400/5 = 80 ∴ A = 80C = 82and E = 84= C x E = 82 x 84 = 6383
Number System ind the number, difference between number and its 3/5 is 50 123 125 120 124 123 125 120 124 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number = x,Then, x-(3/5)x = 50,=> (2/5)x = 50 => 2x = 50*5,=> x = 125
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