Number System What is the missing number in this series? 8 2 14 6 11 ? 14 6 18 12 2 3 7 9 2 3 7 9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 9
Number System In how many different ways can the letters of the word FORMULATE be arranged ? 392880 362880 372880 382880 392880 362880 372880 382880 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP No. of letters = 9! = 9*8*7*6*5*4*3*2*1 = 362880
Number System 16.23 x 12.9 + 17.32 = ? 226.687 246.687 236.687 None of these 226.687 246.687 236.687 None of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 16.23 x 12.9 + 17.32= 209.367 + 17.32= 226.687
Number System A canteen requires 17 dozen of eggs per week. How many eggs will it require from January 1 to February 11 ? 525 1224 820 987 525 1224 820 987 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number of days from Jan 1 to Feb 11th= 31 + 11 = 42 days = 6 weeks∴ Total eggs =17 x 12 x 6 = 1224
Number System If the numerator of a fraction is increased by 200% and the denominator by 300%, the fraction thus obtained is 1/36. What is the original fractions ? 3/9 5/9 4/9 6/9 3/9 5/9 4/9 6/9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the fractions be x/yx + 200% of x/y + 300% of y = 1/3= x + 2x/y + 3y = 1/3= 3x/4y = 1/3Hence x/y = 4/9
Number System A shopkeeper purchased 200 bulbs for Rs. 10 each. However, 5 bulbs were fused and had to be thrown away. The remaining were sold at Rs. 12 each. What will be percentage profit? 14 33 21 17 14 33 21 17 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 12
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