2) A is a number.
Add 5 to A and multiply the result by 10.
Subtract 8 from the product and divide the result of 2.
The final result is 151.
What is A?
3) There are 100 marbles in Bag A and Bag B altogether. 24 marbles are taken from Bag A and another 15
marbles are transferred from Bag A to Bag B. In the end, Bag a and Bag B have the same number of
marbles. How many marbles are there in each bag at first?