A has 50% more marbles than B. If A give...

A has `50%` more marbles than B. If A gives 40 marbles to B, take the difference of the number of marbles with both will be 16. Find the number of marbles with B.

192

128

127

190

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Represent the following situations mathematically: (i) John and Jivanti together have 45 marbles. Both of them lost 5 marbles each, and the product of the number of marbles they now have is 124. We would like to find out how many marbles they had to start with. (ii) A cottage industry produces a certain number of toys in a day. The cost of production of each toy (in rupees) was found to be 55 minus the number of toys produced in a day. On a particular day, the total cost of production was Rs 750. We would like to find out the number of toys produced on that day.

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