A. Rs.750
B. Rs.700
C. Rs.820
D. Rs.940
✅ The correct answer is option A. Rs.750.
65. In an examination, every candidate took physics or mathematics or both 65.8% took physics and 59.2% took mathematics the total number of candidates was 2000. How many candidates took both physics and mathematics?
A. 750
B. 500
C. 250
D. 125
✅ The correct answer is option B. 500.
62. A walks around a circular field at the rate of one round per hour while B runs around it at the rate of six rounds per hour. They start in the same direction from the same point at 7.30 a.m. They shall first cross each other at :___________?
A. 7.42 a.m.
B. 7.48 a.m.
C. 8.10 a.m.
D. 8.30 a.m.
✅ The correct answer is option A. 7.42 a.m..
59. A vessel of capacity 90 litres is fully filled with pure milk. Nine litres of milk is removed from the vessel and replaced with water. Nine litres of the solution thus formed is removed and replaced with water. Find the quantity of pure milk in the final milk solution?
A. 72
B. 72.9
C. 73.8
D. 74.7
✅ The correct answer is option B. 72.9.
56. A wire in the form of a circle of radius 3.5 m is bent in the form of a rectangule, whose length and breadth are in the ratio of 6 : 5. What is the area of the rectangle?
A. 60 cm2
B. 30 cm2
C. 45 cm2
D. 15 cm2
✅ The correct answer is option B. 30 cm2.
The circumference of the circle is equal to the permeter of the rectangle.
The circumference of the circle is equal to the permeter of the rectangle.
Simple interest on a sum at 4% per annum for 2 years is Rs.80. The C.I. on the same sum for the same period is_______?
A. Rs.81.60
B. Rs.160
C. Rs.1081.60
D. Rs.99
✅ The correct answer is option A. Rs.81.60.
52. The sides of a cube are in the ratio 1:2 the ratio of their volume is__________?
A. 1:2
B. 1:4
C. 1:8
D. 2:1
✅ The correct answer is option C. 1:8.
A rectangular carpet has an area of 60 sq.m its diagonal and longer side together equal 5 times the shorter side. The length of the carpet is:_________?
A. 5m
B. 12m
C. 13m
D. 14.5m
✅ The correct answer is option B. 12m.
48. Surface area of a sphere is 2464 cm2. If its radius is doubled, then the surface area of _________?the new sphere will be
A. 4920 cm2
B. 4727 cm2
C. 9856 cm2
D. 19712 cm2
✅ The correct answer is option C. 9856 cm2.
The length of a rope by which a cow must be tethered in order that she may be able to graze an area of 9856 sq.m is:________?
A. 56m
B. 64m
C. 88m
D. 168m
✅ The correct answer is option A. 56m.