Number System (12.04 x 7.5 + 0.8 x 45) ÷ 3 = ? 42.1 54.7 45 42.6 42.1 54.7 45 42.6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (90.3 + 36) ÷ 3 = 126.3/3 = 42.1
Number System 7.8% of 12.5 + 2.5% of 161 = ? 9 12 5 2 9 12 5 2 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 7.8 x 12.5/100 + 2.5 x 161/100= 0.975 + 4.025= 5
Number System In how many different ways can the letters of word "SENTENCE" be arranged ? 3360 6460 2360 3260 3360 6460 2360 3260 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number of ways = 8!/3! 2! = 40320/12 = 3360
Number System What is the sum of all the composite numbers up to 20? 130 131 128 132 130 131 128 132 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 4 + 6 + 8 + 9 + 10 + 12 + 14 + 15 + 16 + 18 = 132
Number System The sum of five consecutive numbers is 190. What is the sum of the largest and the smallest number ? 73 75 74 76 73 75 74 76 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x + x + 1 + x + 2 + x + 3 + x + 4= 190= 5x + 10 = 190= 5x = 190 - 10 = 180= x = 180/5 = 36The largest number = 36 + 4 = 40∴ Required sum = 36 + 40 = 76
Number System (95.6x 910.3) ÷ 92.56256 = 9? 15.54 12.24 14.44 13.34 15.54 12.24 14.44 13.34 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 13.34
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