Question
A recent survey of married couples in Indian metro cities showed that 20% of the couples have only one child, 45% of the remaining couples have two children, and the rest of the couples have three or more children. What is the percentage of couples with three or more children?
More Mathematical operation Questions
- Select the correct combination of mathematical signs that can sequentially replace the “@” sign and balance the following equation. 12@5@7@2@195@3
- If '+' means ' - ', ' X ' means '+', ' - ' means '÷' and '÷' means ' X ', then what is the value of the following expression? 14 ÷ 5 x 63 - 9 + 17
- The given equation has been solved on the basis of a certain rule. Find the correct answer for the unsolved equation on that basis: If a ÷ b = (a + b) ÷ (...
- In a certain code language, '+' represents '÷', ' - ' represents ' X ', '÷' represents '+' and ' X ' represents '-'. Find out the answer to the following q...
- In the following question, which mathematical operators can be used so that the expression will become correct? 9 * 6 * 28 * 4 * 30
- Which two signs should be interchanged to make the given equation correct? 15 ÷ 6 - 10 x 5 + 11 = 99
- Which two signs should be interchanged to make the given equation correct? 8 – 42 + 15 × 20 ÷ 4 = 346
- A shopkeeper sells rice in such a way that the selling price of 950 gm is the same as the cost price of one kilogram. Find his gain percent.
- If ‘-’ stands for ‘division’, ‘+’ for ‘multiplication’, ‘÷’ for ‘subtraction’ and ‘×’ for ‘addition’, Which one of the following equations is correct?
- A $ B means A X B, A & B means A - B, A % B means A ÷ B and A # B means A + B, then what is the value of 320 & 80 # 120 % 24 $ 50?
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