Mix875

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Class A - 15 students with the score 80%.
Class B - 5 students with the score 90%.
What is the total average score?

There are 140 heads of Chickens and Dogs
together. Altogether there are 400 legs.
How many chickens are there?

Mary is 16 years older than Jerry.
6 years ago, Mary was 5 times as old
as Jerry then. How old is Mary?

The sum of two numbers is 469.
The larger is 7 more than 6 times the smaller.
What is the smaller number?

You borrowed $4000 for 3 years
with a 8% interest rate. What will be
the total amount needed to pay off the loan?

I have 1200 dollars that I want
to split with Tom and Jerry by a ratio
of 4 to 8. How much will Tom get?

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

If you mix 800 ml of 5% alcohol
and 500 ml of 4% alcohol, what %
solution will you get? (Nearest to the 10th.)

If a number is divided by 3 and 9,
the remainder for the both is 2.
What is the smallest possible number?

Mary found 53 eggs. She found 16 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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