Area Problems
The diameter of the driving wheel of a bus is 140 cm. How many revolution, per minute must the wheel make in order to keep a speed of 66 kmph ?

150
550
350
250

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Area Problems
The area of rectangle is 1.8 times the area of a square. The length of the rectangle is 5 times the breadth. The side of the square is 20 cm. What is the perimeter of the rectangle?

145 cm
133 cm
135 cm
144 cm

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Area Problems
The area of circle inscribed in an equilateral triangle is 154 sq cm. What is the perimeter of the triangle?

21?3 cm
42 cm
42?3 cm
21 cm

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP