A swimming bath is 24 m long and 15 m broad. When a number of men drive into the bath. The height of water rises by 1cm. If the average volume of water displaced by each man be 0.1m3 how many mean are there in the both?
A. 32
B. 36
C. 42
D. 46
Basic Arithmetic
A rectangular tank is 225 m by 162m at the base with what speed must water flow into it through an aperture 60cm by 45cm that the level may be raised 20cm in 5 hours?
A. 5000 m/hr
B. 5200m/hr
C. 5400 m/hr
D. 5600 m/hr
What part of a ditch 48m long 16.5 broad and 4m deep can be filled by the earth got by digging a cylindrical tunnel of diameter 4m and length 56m?
A. 1/9
B. 2/9
C. 7/9
D. 8/9
The radius of a circular wheel is 17.5m. How many revolutions will it make in travelling 11km?
A. 10
B. 100
C. 1000
D. 10,000
What is the diameter of a wheel that makes 113 revolution to go 2km 26 decametre?
A. 4 4/13 m
B. 6 4/11m
C. 12 4/11m
D. 12 8/11m
The area of the base of a rectangular tank is 6500Sq.cm and the volume of water containing in it is 2-6 cubic meters. The depth of the water in the tank is
A. 2.5m
B. 3m
C. 5.5m
D. 4m
A covered wooden box has the inner measure as 115cm 75cm and 35cm and the thickness of wood is 2.5cm. The volume of the wood is____________?
A. 81000cu.cm
B. 81775cu.cm
C. 82125cu.cm
D. None of these
A rectangular water tank is open at the top. Its capacity is 24Cu.m.It’s length and breadth are 4m and 3m respectively. Ignoring the thickness of the material used for building the tank the total cost of painting the inner and outer surface of the tank at Rs. 10 per Sq.m is_________?
A. Rs.400
B. Rs.500
C. Rs.600
D. Rs.800
The wire bent in the form of a square enclose an area of 484 Sq.cm. If the same wire is bent so as to from a circle than the area enclosed will be_________?
A. 484Sq.cm
B. 538 2/7 Sq.cm
C. 616 Sq.cm
D. 644 Sq.cm
A wheel makes 1000 revolutions is covering a distance of 88 km. the diameter of the wheel is
A. 14m
B. 24m
C. 28m
D. 40m