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Area Problems

Area Problems
The ratios of areas of two squares, one having its diagonal double than the other is

3:1
2:1
4:1
2:3

ANSWER DOWNLOAD EXAMIANS APP

Area Problems
The breadth of a rectangle is 25 m. The total cost of putting a grass bed on this field was ? 12375, at the rate of ? 15 per sq m. What is the length of the rectangular field?

32 m
30 m
27 m
33 m

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Area to the rectangular field = 12375/15 = 825 sq mAccording to the question, (L x B) = 825 [L = length and B = breadth]? L x 25 = 825 ? L = 825/25 = 33 m

Area Problems
A room 5.44 m x 3.75 m is to be paved with square tiles. the least number of tiles required to cover the floor is?

176
184
162
192

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Area of the room =(544 x 374) cm2size of largest square tile = H.C.F. of 544 & 374 = 34 cm Area of 1 tile = (34 x 34) cm2? Least number of tiles required = (544 x 374) / (34 x 34) = 176

Area Problems
The area of the sector of a circle, whose radius is 12 meters and whose angle at the centre is 42, is?

52.8 sq. meters
79.2 sq. meters
39.6 sq. meters
26.4 sq. meters

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Area of the sector = [(22/7) x 12 x 12] x [42°/360°] m2 = 52.8 m2

Area Problems
Find the area of a rectangle having 15m length and 8m breadth.

120 sq m
111 sq m
125 sq m
115 sq m

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Required area = Length x Breadth= 15 x 8 = 120 sq m

Area Problems
If the length of diagonal AC of a square ABCD is 5.2 cm then area of the square ABCD is?

12.62 sq.cm
15.12 sq.cm
10 sq.cm
13.52 sq.cm

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Area = 1/2 x (Diagonal)2= (1/2) x 5.2 x 5.2 cm2= 13.52 cm2

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