A.9 cm
B.18 cm
C.20 cm
D.41 cm
Show AnswerAnswer=Option B
Area
A man walked diagonally across a square lot. Approximately, what was the percent saved by not walking along the edges______?
A.20
B.24
C.30
D.33
Show AnswerAnswer=Option C
A towel, when bleached, was found to have lost 20% of its length and 10% of its breadth. The percentage of decrease in area is:
A.10%
B.10.08%
C.20%
D.28%
Show AnswerAnswer=Option D
The diagonal of the floor of a rectangular closet is 7 feet. The shorter side of the closet is 4 feet. What is the area of the closet in square feet______?
A.51
B.13
C.27
D.37
Show AnswerAnswer=Option C
A rectangular park 60 m long and 40 m wide has two concrete crossroads running in the middle of the park and rest of the park has been used as a lawn. If the area of the lawn is 2109 sq. m, then what is the width of the road______?
A.2.91 m
B.3 m
C.5.82 m
D.None of these
Show AnswerAnswer=Option B
The percentage increase in the area of a rectangle, if each of its sides is increased by 20% is:
A.40%
B.42%
C.44%
D.46%
Show AnswerAnswer=Option C
The ratio between the perimeter and the breadth of a rectangle is 5 : 1. If the area of the rectangle is 216 sq. cm, what is the length of the rectangle______?
A.16 cm
B.18 cm
C.24 cm
D.Data inadequate
E.None of these
Show AnswerAnswer=Option B
An error 2% in excess is made while measuring the side of a square. The percentage of error in the calculated area of the square is:
A.2%
B.2.02%
C.4%
D.4.04%
Show AnswerAnswer=Option D
The ratio between the length and the breadth of a rectangular park is 3 : 2. If a man cycling along the boundary of the park at the speed of 12 km/hr completes one round in 8 minutes, then the area of the park (in sq. m) is:
A.15360
B.153600
C.30720
D.307200
Show AnswerAnswer=Option B