Q1 of 50 Page 164

Find the correct answer from the alternatives given.

Different expenditures incurred on the construction of a building were shown by a pie diagram. The expenditure
Rs 45,000 on cement was shown by a sector of central angle of 75°. What was the total expenditure of the construction?

The pie diagram shows, the central angle for expenditure on cement = 75°


Also, expenditure on cement = Rs. 45,000


We know that,



⇒


⇒


⇒ Total expenditure on the construction = 216000


Thus, the correct option is (A).

More from this chapter

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6

The annual investments of a family are shown in the adjacent pie diagram. Answer the following questions based on it.

(1) If the investment in shares is Rs 2000/, find the total investment.


(2) How much amount is deposited in bank?


(3) How much more money is invested in immovable property than in mutual fund?


(4) How much amount is invested in post?


 1

Find the correct answer from the alternatives given.

The persons of O- blood group are 40%. The classification of persons based on blood groups is to be shown by a pie diagram. What should be the measures of angle for the persons of O- blood group?

 1

Find the correct answer from the alternatives given.

Cumulative frequencies in a grouped frequency table are useful to find . . .

 1

Find the correct answer from the alternatives given.

The formula to find mean from a grouped frequency table is


In the formula ui =……