Mix161

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

Mary is 10 years older than Jerry.
5 years ago, Mary was 3 times as old
as Jerry then. How old is Mary?

If you mix 500 ml of 6% alcohol
and 800 ml of 9% alcohol, what %
solution will you get? (Nearest to the 10th.)

I have 1300 dollars that I want
to split with Tom and Jerry by a ratio
of 6 to 7. How much will Tom get?

There are 130 heads of Chickens and Dogs
together. Altogether there are 360 legs.
How many chickens are there?

You borrowed $9000 for 5 years
with a 7% interest rate. What will be
the total amount needed to pay off the loan?

Mary found 26 eggs. She found 8 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 857.
The larger is 9 more than 7 times the smaller.
What is the smaller number?

If a number is divided by 4 and 9,
the remainder for the both is 1.
What is the smallest possible number?

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

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