A. 10 days
B. 11 days
C. 15 days
D. 20 days
✅ The correct answer is option C. 15 days.
The length of a rectangular plot is 4 ½ times that of its breadth. IF the area of the plot is 200 square meters, then what is it’s length?
A. 25m
B. 30m
C. 44m
D. None of these
✅ The correct answer is option B. 30m.
101. There are four prime numbers written in ascending order of magnitude. The product of the first three is 385 and of the last three is 1001. Find the fourth number?
A. 5
B. 7
C. 11
D. 13
✅ The correct answer is option A. 5.
99. P, Q and R can do a work in 20, 30 and 60 days respectively. How many days does it need to complete the work if P does the work and he is assisted by Q and R on every third day?
A. 10 days
B. 14 days
C. 15 days
D. 9 days
✅ The correct answer is option C. 15 days.
The length of a rectangular plot is increased by 25%. To keep it’s area uncharged the width of the plot should be___________?
A. Kept unchanged
B. Increased by 25%
C. Increased by 20%
D. Reduced by 20%
✅ The correct answer is option D. Reduced by 20%.
The average age of M boys is ‘b’ years and of ‘n’ girls ‘c’ years. The average age of all together is_________?
A. (mb – nc)/ (m + n) years
B. (mb + nc)/ (m – n) years
C. (mb + nc)/ (m + n) years
D. (mb – nc)/ (m – n) years
✅ The correct answer is option C. (mb + nc)/ (m + n) years.
At the end of three years what will be the compound interest at the rate of 10% p.a. on an amount of Rs.20000?
A. Rs.6620
B. Rs.6500
C. Rs.6800
D. Rs.6400
✅ The correct answer is option A. Rs.6620.
88. The parameter of a square is double the perimeter of a rectangle. The area of the rectangle is 480 sq cm. Find the area of the square.
A. 200 sq cm
B. 72 sq cm
C. 162 sq cm
D. Cannot be determined
✅ The correct answer is option D. Cannot be determined.
Let the side of the square be a cm. Let the length and the breadth of the rectangle be l cm and b cm respectively.
Let the side of the square be a cm. Let the length and the breadth of the rectangle be l cm and b cm respectively.
85. Barkat is travelling on his cycle and has calculated to reach point A at 2 P.M. if he travels at 10 kmph; he will reach there at 12 noon if he travels at 15 kmph. At what speed must he travel to reach A at 1 P.M. ?
A. 8 kmph
B. 11 kmph
C. 12 kmph
D. 14 kmph
✅ The correct answer is option C. 12 kmph.
The average of first 10 even numbers is___________?
A. 18
B. 22
C. 9
D. 11
✅ The correct answer is option D. 11.