Number System Ratio between two numbers is 3: 4 and their sum is 420. Find the smaller number? 240 140 160 180 240 140 160 180 ANSWER DOWNLOAD EXAMIANS APP
Number System What should come in place of (?) in the following series ? 10, 19, 30, 43, 58, ? 77 75 76 78 77 75 76 78 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The series is: +9, +11, +13, +15, +17
Number System What is 25/2% of 482 times of 183 ? 12025.75 12025.50 11025.75 11050.75 12025.75 12025.50 11025.75 11050.75 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 25/2% of [482 x 183]= 25/2% of 88206= 25/2 x 88206 / 100= 88206 / 8= 11025.75
Number System If (35)² is added to the square of a number the answer so obtained is 1394. What is the number ? 13 17 15 11 13 17 15 11 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x Therefore, x² + (35)² = 1394Therefore, x² = 1394 - (35)² = 1394 - 1225 = 169Therefore, x = √169 = 13
Number System A certain number when divided by 39 leaves a remainder 20, what is the remainder when the same number is divided by 13? 11 7 5 0 11 7 5 0 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 39 + 20 = 59/13 = 7 (Remainder)
Number System 4500 * ? = 3375 3/4 1/4 2/5 3/5 3/4 1/4 2/5 3/5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 4500 * x = 3375= x = 3375/4500 = 3/4
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