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Mary is 15 years older than Jerry.
7 years ago, Mary was 4 times as old
as Jerry then. How old is Mary?

The sum of two numbers is 412.
The larger is 12 more than 7 times the smaller.
What is the smaller number?

If Ann does a job in 6 days, and
Bob does it in 3 days, how long do
they take together? (Nearest to the 10th...)

Class A - 13 students with the score 90%.
Class B - 7 students with the score 80%.
What is the total average score?

If a number is divided by 9 and 12,
the remainder for the both is 3.
What is the smallest possible number?

You borrowed $8000 for 4 years
with a 6% interest rate. What will be
the total amount needed to pay off the loan?

There are 190 heads of Chickens and Dogs
together. Altogether there are 560 legs.
How many chickens are there?

I have 800 dollars that I want
to split with Tom and Jerry by a ratio
of 2 to 6. How much will Tom get?

If you mix 900 ml of 3% alcohol
and 300 ml of 9% alcohol, what %
solution will you get? (Nearest to the 10th.)

Mary found 38 eggs. She found 13 more eggs than Tom. Gina was so happy because she found exactly as many eggs as Mary and Tom together. How many eggs did Gina find?

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