Mix199

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Class A - 12 students with the score 60%.
Class B - 8 students with the score 50%.
What is the total average score?

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

You borrowed $2000 for 7 years
with a 5% interest rate. What will be
the total amount needed to pay off the loan?

I have 900 dollars that I want
to split with Tom and Jerry by a ratio
of 2 to 7. How much will Tom get?

If you mix 400 ml of 9% alcohol
and 800 ml of 9% alcohol, what %
solution will you get? (Nearest to the 10th.)

If a number is divided by 8 and 7,
the remainder for the both is 3.
What is the smallest possible number?

The sum of two numbers is 351.
The larger is 21 more than 4 times the smaller.
What is the smaller number?

If Ann does a job in 9 days, and
Bob does it in 2 days, how long do
they take together? (Nearest to the 10th...)

There are 130 heads of Chickens and Dogs
together. Altogether there are 400 legs.
How many chickens are there?

Mary found 46 eggs. She found 11 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?

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