Question
What approximate value will come in place of the question
mark (?) in the following question? (Note: You are not expected to calculate the exact value.) (1125 ÷ 9.1) + (875 ÷ 4.9) = ?Solution
ATQ,
1125 ÷ 9.1 ≈ 1125 ÷ 9 = 125
875 ÷ 4.9 ≈ 875 ÷ 5 = 175
⇒ 125 + 175 = 300
The total area of a circle and a square is 6350 cm2, the diameter of the circle is 70cm, what is the difference between the circumference of ...
Calculate the volume of a square prism with a perimeter of 16 cm at the base and a height of 6 cm.
The length, breadth and height of a storeroom are 15m, 8m and 9m respectively. If each box occupies 40 m3 of space, then how many boxes can b...
- The volumes of two hemispheres are in the ratio 1000:3375. Determine the ratio of their total surface areas. (Take π = 22/7)
The volume of cone is 1267.2 cm3. If its height is 2.1 cm then find the radius of the cone.
'A storage room has a floor area covered with tiles of size 60 cm × 40 cm. If the room measures 4.8 meters in length and 3.2 meters in width, how many ...
Ali the barber shaved 32% of his customers and gave a haircut to 64% of his customers. He charged Rs. 6 for a shave and Rs. 4 for a haircut. If 15% of c...
The perimeter of a rectangular field is 42 metres and its area is 108 m2 . What is the length of the diagonal of this field?
If the length of a rectangle is increased by 25% and its breadth is decreased by 15%, then the area of the rectangle will be increased or decreased by h...
Relevant for Exams:
