Answer: A) 4 Explanation: Given that,  Number of windows = 50 Each window covering covers 15 windows => 50 windows requires 50/15 window coverings = 50/15 = 3.333   Hence, more than 3 window coverings are required. In the options 4 is more than 3.    Hence, 4 window coverings are required to cover 50 windows of each covering covers 15 windows.

Answer: A) 15368 Explanation: The difference between 4632 and 20000 is given by subtracting smaler number from the bigger number. Here the bigger number is 20000 Smaller number is 4632 Now, subtracting 4632 from 20000 20000 - 4632 = 15368 and the resut is an even number.   Hence, The difference between 4632 and 20000 is 15368 and is an even number.

Answer: A) 10 years Explanation: Given the ages of Sunitha and Pranitha are 40 years and 60 years. Let before 'm' years, their ages be in the ratio of 3 : 5 ATQ, 40-m60-m = 35 => 200 - 5m = 180 - 3m =>2m = 20 => m = 10 years.

Answer: A) 7/12 Explanation: Here to say which fraction is greater from the given options, the fraction with greater numerator with same denominator or smaller denominator with same numerator. To find the greater fraction, among the given options, make the denominators same for the options by finding the LCM of all the denominators. 7/12, 9/16, 13/20, 32/80 Now, LCM of 12, 16, 20, 80 = 240. Then, 140/240, 135/240, 156/240, 96/240 Here  156240 > 140240 > 135240 > 96240=> 1320 > 712 > 916 > 3280   Hence, largest fraction = 13/20.