Mix585

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Class A - 4 students with the score 50%.
Class B - 6 students with the score 70%.
What is the total average score?

Mary is 15 years older than Jerry.
4 years ago, Mary was 4 times as old
as Jerry then. How old is Mary?

If a number is divided by 4 and 9,
the remainder for the both is 2.
What is the smallest possible number?

There are 220 heads of Chickens and Dogs
together. Altogether there are 620 legs.
How many chickens are there?

If you mix 400 ml of 7% alcohol
and 600 ml of 7% alcohol, what %
solution will you get? (Nearest to the 10th.)

The sum of two numbers is 617.
The larger is 9 more than 7 times the smaller.
What is the smaller number?

You borrowed $9000 for 6 years
with a 6% interest rate. What will be
the total amount needed to pay off the loan?

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?

If Ann does a job in 7 days, and
Bob does it in 3 days, how long do
they take together? (Nearest to the 10th...)

Mary found 32 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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