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Class A - 7 students with the score 70%.
Class B - 3 students with the score 70%.
What is the total average score?

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

You borrowed $5000 for 2 years
with a 6% interest rate. What will be
the total amount needed to pay off the loan?

I have 800 dollars that I want
to split with Tom and Jerry by a ratio
of 5 to 3. How much will Tom get?

There are 150 heads of Chickens and Dogs
together. Altogether there are 480 legs.
How many chickens are there?

Mary found 23 eggs. She found 12 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?

The sum of two numbers is 799.
The larger is 7 more than 7 times the smaller.
What is the smaller number?

If a number is divided by 8 and 11,
the remainder for the both is 1.
What is the smallest possible number?

If Ann does a job in 9 days, and
Bob does it in 9 days, how long do
they take together? (Nearest to the 10th...)

If you mix 300 ml of 9% alcohol
and 800 ml of 8% alcohol, what %
solution will you get? (Nearest to the 10th.)

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