Number System (164 x 175) x ? = 258300 5 2 11 9 5 2 11 9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 258300 / 164 x 175 = 9
Number System A bag contains four red, six black and seven green balls. Three balls are drawn randomly. What is the probability that the balls drawn contain exactly two red balls ? 45/340 39/340 51/340 58/340 45/340 39/340 51/340 58/340 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Total balls = 4 + 6 + 7 = 17∴ n(S) = 17C1 = 680Two red balls can be selected from four red balls in 4C2 = 6 ways.and the third ball can be selected from the remaining 13 balls in 13C1 = 13 ways.∴ P (E) = 13x6/680 = 39/340
Number System √2304 x √? = 2832 3481 3381 3681 3581 3481 3381 3681 3581 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP √2304 x √? = 2832= 48 x √? = 2832= √? = 2832/48 = 59∴? = 59 x 59 = 3481
Number System 96% of a number is 19584. What is 56% of that number ? 11224 11324 11424 11524 11224 11324 11424 11524 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.According to the question.96% of x = 19584= x = 1958 x 100/96 = 20400∴ 56% of 20400= 20400 x 56/100= 11424
Number System (4300731) - ? = 2535618 1865113 1765113 1775123 1675123 1865113 1765113 1775123 1675123 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let 4300731 - x = 2535618Then, x = 4300731 - 2535618 = 1765113
Number System Supply the missing figure : 2, 6, 12, 20, 30 ... 56 41 42 39 40 41 42 39 40 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 42
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