EASY
7th ICSE
IMPORTANT
Earn 100

The diameter of a car wheel is 49 cm. How many revolutions will it take to cover a distance of 3080 cm?
 

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Important Questions on Area and Perimeter

MEDIUM
7th ICSE
IMPORTANT
MENTAL MATH>Chapter 12 - Area and Perimeter>Worksheet - 63>Q 5
A path 5 m wide runs outside a rectangular garden which is 110 m long and 90 m broad. Find the area of the path.
 
MEDIUM
7th ICSE
IMPORTANT
MENTAL MATH>Chapter 12 - Area and Perimeter>Worksheet - 63>Q 6
The minute hand of a circular clock is 15 cm long. How far does the tip of the minute hand move in 1 hr? (Take π=3.14)
MEDIUM
7th ICSE
IMPORTANT
MENTAL MATH>Chapter 12 - Area and Perimeter>Worksheet - 64>Q 1
If each side of the square is halved, then its area becomes _____ times the original.
MEDIUM
7th ICSE
IMPORTANT
MENTAL MATH>Chapter 12 - Area and Perimeter>Worksheet - 64>Q 2
If the length and the width of a rectangle are each doubled, by what percent is the area increased?
MEDIUM
7th ICSE
IMPORTANT
MENTAL MATH>Chapter 12 - Area and Perimeter>Worksheet - 64>Q 3
A square and a rectangle are of equal area. Then perimeter of rectangle _____ perimeter of square.
MEDIUM
7th ICSE
IMPORTANT
MENTAL MATH>Chapter 12 - Area and Perimeter>Worksheet - 64>Q 4
The perimeter of a parallelogram is 54 cm. If two adjacent sides are in the ratio 2:1, the length of the longer side is
MEDIUM
7th ICSE
IMPORTANT
MENTAL MATH>Chapter 12 - Area and Perimeter>Worksheet - 64>Q 5
If the ratio of diameters of two circles is 3:5, then the ratio of their circumferences is
 
EASY
7th ICSE
IMPORTANT
MENTAL MATH>Chapter 12 - Area and Perimeter>Worksheet - 64>Q 6
The approximate value of the constant π is