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
- In a certain code language, '+' represents '÷', ' - ' represents ' X ', '÷' represents '+' and ' X ' represents '-'. Find out the answer to the following q...
- If ' ÷' means 'addition', '-' means 'division', 'x' means 'subtraction' and '+' means 'multiplication', then what is the value of the following expression?...
- If P denotes ‘multiplied by’, T denotes ‘subtracted from’, M denotes ‘added to’ and B denotes ‘divided by’, then 50 B 5 P 16 T 15 M 13 = ?
- What will come in place of the question mark (?) in the following equation, if '÷' and '+' are interchanged and 'x' and '-' are interchanged? 165 - 3 ÷ 62...
- If % means +, @ means -, # means × and $ means ÷, then what is the value of : 26 % 40 @ 56 $ 7 # 2
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- Select the correct combination of mathematical signs that can sequentially replace the sign * and make the equation correct. 3 * 12 * 4 * 5 * 4 * 116
- If ‘P’ means (÷), ‘Q’ means (×), ‘R’ means (+), and ‘S’ means (-), then what is the value of the expression: 900 P 15 R 26 Q 5 S 94 R 20
- 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?
- Select the correct combination of mathematical signs that can sequentially replace the “@” sign and balance the following equation. 16@5@4@2@410@5
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