Number System Find the least number with which 16200 should be multiplied, to make it a perfect cube. 360 36 48 45 360 36 48 45 ANSWER DOWNLOAD EXAMIANS APP
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 6353 6373 6383 6363 6353 6373 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 How many words can be made using the letters of the word "BHAG WADGITA" if all the vowels come together and all the consonants come together ? 20160 40160 10160 30160 20160 40160 10160 30160 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP No. of words = l2 l4 l7 / l3 l2 = 20160
Number System A plot of 650 sq ft is available at the rate of Rs 6500 per sq ft. If 13% of the total cost of the plot is to be paid for booking the plot, what is the booking amount, (in Rs) ? Rs. 519850 Rs. 536250 Rs. 549250 Rs. 507250 Rs. 519850 Rs. 536250 Rs. 549250 Rs. 507250 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Total cost of plot= 650 x 6500 = 4225000Booking amount = 13% of (4225000) = 4225000 x 13/100 = 549250
Number System The product of two successive numbers is 4556. Which of the following is the larger of the two numbers? 67 78 63 68 67 78 63 68 ANSWER DOWNLOAD EXAMIANS APP
Number System If (182)² is added to the square of a number, the answer so obtained is 47765. What is the number ? 131 121 111 101 131 121 111 101 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
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