Maths The sum of 5 numbers is 240, out of which the mean of the first two numbers is 30 and the mean of the last two numbers is 70. What is the third number?
| Q.200518: The sum of 5 numbers is 240, out of which the mean of the first two numbers is 30 and the mean of the last two numbers is 70. What is the third number? |
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