Mix603

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

The sum of two numbers is 463.
The larger is 7 more than 3 times the smaller.
What is the smaller number?

Class A - 7 students with the score 70%.
Class B - 3 students with the score 60%.
What is the total average score?

I have 1400 dollars that I want
to split with Tom and Jerry by a ratio
of 6 to 8. How much will Tom get?

You borrowed $10000 for 3 years
with a 8% interest rate. What will be
the total amount needed to pay off the loan?

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

If a number is divided by 9 and 12,
the remainder for the both is 5.
What is the smallest possible number?

Mary found 47 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?

If you mix 900 ml of 3% alcohol
and 400 ml of 6% alcohol, what %
solution will you get? (Nearest to the 10th.)

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