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Class A - 15 students with the score 50%.
Class B - 5 students with the score 80%.
What is the total average score?

If you mix 700 ml of 3% alcohol
and 300 ml of 8% alcohol, what %
solution will you get? (Nearest to the 10th.)

Mary found 44 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?

The sum of two numbers is 481.
The larger is 9 more than 3 times the smaller.
What is the smaller number?

Mary is 25 years older than Jerry.
8 years ago, Mary was 6 times as old
as Jerry then. How old is Mary?

If a number is divided by 12 and 8,
the remainder for the both is 2.
What is the smallest possible number?

There are 120 heads of Chickens and Dogs
together. Altogether there are 340 legs.
How many chickens are there?

I have 900 dollars that I want
to split with Tom and Jerry by a ratio
of 3 to 6. How much will Tom get?

You borrowed $5000 for 6 years
with a 9% interest rate. What will be
the total amount needed to pay off the loan?

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

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