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Class A - 6 students with the score 60%.
Class B - 4 students with the score 90%.
What is the total average score?

Mary is 6 years older than Jerry.
7 years ago, Mary was 3 times as old
as Jerry then. How old is Mary?

If you mix 900 ml of 5% alcohol
and 700 ml of 4% alcohol, what %
solution will you get? (Nearest to the 10th.)

If Ann does a job in 7 days, and
Bob does it in 2 days, how long do
they take together? (Nearest to the 10th...)

There are 180 heads of Chickens and Dogs
together. Altogether there are 440 legs.
How many chickens are there?

I have 1500 dollars that I want
to split with Tom and Jerry by a ratio
of 6 to 9. How much will Tom get?

The sum of two numbers is 597.
The larger is 12 more than 4 times the smaller.
What is the smaller number?

You borrowed $2000 for 2 years
with a 6% interest rate. What will be
the total amount needed to pay off the loan?

Mary found 51 eggs. She found 14 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?

If a number is divided by 12 and 7,
the remainder for the both is 5.
What is the smallest possible number?

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