Number System In how many different ways can the letters of word "COLLEGE" be arranged ? 1300 1240 1280 1260 1300 1240 1280 1260 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number of ways = 7!/2!2! = 1260(∵ L and E come twice)
Number System How many figures are required to number the pages the pages of a book containing 365 pages? 897 987 967 977 897 987 967 977 ANSWER DOWNLOAD EXAMIANS APP
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. 549250 Rs. 536250 Rs. 507250 Rs. 519850 Rs. 549250 Rs. 536250 Rs. 507250 Rs. 519850 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Total cost of plot= 650 x 6500 = 4225000Booking amount = 13% of (4225000) = 4225000 x 13/100 = 549250
Number System ?125÷5x ?=6265 124 1452 1253 153 124 1452 1253 153 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1253
Number System 3251 + 587 + 369 - ? = 3007 1200 1250 1375 1300 1200 1250 1375 1300 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let 4207 - x = 3007 Then, x = 4207 - 3007 = 1200
Number System What is the least number that should be added to 5200 to make it a perfect square ? 129 225 288 275 129 225 288 275 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP We sec (73)² = 5329 and (72)² = 5184ie 5329 > 5200 > 5184So 129 should be added to make is perfect square.
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