Mix513

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Class A - 4 students with the score 70%.
Class B - 6 students with the score 60%.
What is the total average score?

If you mix 600 ml of 4% alcohol
and 400 ml of 5% alcohol, what %
solution will you get? (Nearest to the 10th.)

If a number is divided by 8 and 11,
the remainder for the both is 5.
What is the smallest possible number?

I have 1100 dollars that I want
to split with Tom and Jerry by a ratio
of 3 to 8. How much will Tom get?

You borrowed $2000 for 7 years
with a 9% interest rate. What will be
the total amount needed to pay off the loan?

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

If Ann does a job in 9 days, and
Bob does it in 5 days, how long do
they take together? (Nearest to the 10th...)

There are 200 heads of Chickens and Dogs
together. Altogether there are 540 legs.
How many chickens are there?

The sum of two numbers is 385.
The larger is 13 more than 5 times the smaller.
What is the smaller number?

Mary found 43 eggs. She found 12 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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