Mix389

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There are 90 heads of Chickens and Dogs
together. Altogether there are 280 legs.
How many chickens are there?

Mary is 24 years older than Jerry.
3 years ago, Mary was 5 times as old
as Jerry then. How old is Mary?

The sum of two numbers is 287.
The larger is 15 more than 3 times the smaller.
What is the smaller number?

I have 700 dollars that I want
to split with Tom and Jerry by a ratio
of 2 to 5. How much will Tom get?

If you mix 800 ml of 4% alcohol
and 600 ml of 7% alcohol, what %
solution will you get? (Nearest to the 10th.)

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...)

You borrowed $3000 for 2 years
with a 10% interest rate. What will be
the total amount needed to pay off the loan?

If a number is divided by 8 and 12,
the remainder for the both is 1.
What is the smallest possible number?

Class A - 8 students with the score 40%.
Class B - 2 students with the score 60%.
What is the total average score?

Mary found 28 eggs. She found 14 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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