FREE Civil Service Exam Reviewer – Numerical Reasoning (2023) Leave a Comment / Blog / By adminpoy 0% Civil Service Exam Mock Quiz - Numerical Reasoning The number of attempts remaining is 2 1 / 10 1. A man can do a certain task in 21 hours, another can do the task in 28 hours, and a boy can do the task in 48 hours. How long will it take to do the task if all worked together? 48/5 hrs 49/5 hr 47/5 hrs 46/5 hrs 2 / 10 2. Forty liters of a 60% salt solution are reduced to a 45% solution. How much solution must be drained off and replaced with distilled water so that the resulting solution contains only 45% solution. 8 liters 12 liters 10 liters 6 liters 3 / 10 3. Three times the tens digit of a certain two-digit number is two more than four times the units digit. The difference between the number given and the number obtained by reversing the digits is two less than twice the sum of the digits. Find the number. 65 64 62 63 4 / 10 4. Divide 60 into two parts with the ratio 2:3. 22 & 38 24 & 36 20 & 40 18 & 42 5 / 10 5. A man purchased a number of balloons, each of the same prices, for a total of P720. He sold them all at P40 each, thus realizing the profit equal to his 8 balloons. How many did he buy? 24 26 22 28 6 / 10 6. Mike has twice as many 25-centavo coins than 10-centavo coins. If he has a total of P60, how many of each kind of coin are there? 200 @ 10 cents & 100 @ 25 cents 125 @ 10 cents & 175 @ 25 cents 100 @ 10 cents & 200 @ 25 cents 150 @ 10 cents & 150 @ 25 cents 7 / 10 7. A rectangular garden lot 16 by 24 m is to be bordered by a strip of a uniform width x so as to double the area. Find x. 2 m 5 m 3 m 4 m 8 / 10 8. Six years ago, Jim was four times as old as Fe. In four years, he would be twice as old as Fe. How old are they now? Jim is 26 y/o & Fe is 11 y/o Jim is 24 y/o & Fe is 9 y/o Jim is 28 y/o & Fe is 12 y/o Jim is 23 y/o & Fe is 8 y/o 9 / 10 9. By increasing the average speed of a motorist by 10 miles per hour, he would have save 36 minutes in traveling a distance of 120 miles. Find the average speed. 35 mph 50 mph 45 mph 40 mph 10 / 10 10. Divide 67 into two parts whose product is 1120. 35 & 32 36 & 31 38 & 29 37 & 30 Your score is LinkedIn Facebook Twitter 0% Restart quiz Exit