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There are 170 heads of Chickens and Dogs
together. Altogether there are 420 legs.
How many chickens are there?

Mary found 25 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?

Class A - 2 students with the score 90%.
Class B - 8 students with the score 90%.
What is the total average score?

The sum of two numbers is 603.
The larger is 9 more than 5 times the smaller.
What is the smaller number?

Mary is 20 years older than Jerry.
5 years ago, Mary was 5 times as old
as Jerry then. How old is Mary?

If you mix 300 ml of 6% alcohol
and 800 ml of 9% alcohol, what %
solution will you get? (Nearest to the 10th.)

If Ann does a job in 9 days, and
Bob does it in 8 days, how long do
they take together? (Nearest to the 10th...)

I have 1300 dollars that I want
to split with Tom and Jerry by a ratio
of 4 to 9. How much will Tom get?

You borrowed $3000 for 2 years
with a 6% interest rate. What will be
the total amount needed to pay off the loan?

If a number is divided by 10 and 9,
the remainder for the both is 5.
What is the smallest possible number?

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