Mix169

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There are 230 heads of Chickens and Dogs
together. Altogether there are 700 legs.
How many chickens are there?

Class A - 14 students with the score 60%.
Class B - 6 students with the score 60%.
What is the total average score?

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?

Mary is 20 years older than Jerry.
5 years ago, Mary was 6 times as old
as Jerry then. How old is Mary?

Mary found 27 eggs. She found 13 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?

The sum of two numbers is 275.
The larger is 7 more than 3 times the smaller.
What is the smaller number?

If you mix 700 ml of 5% alcohol
and 300 ml of 9% alcohol, what %
solution will you get? (Nearest to the 10th.)

You borrowed $8000 for 4 years
with a 9% interest rate. What will be
the total amount needed to pay off the loan?

If a number is divided by 10 and 11,
the remainder for the both is 3.
What is the smallest possible number?

If Ann does a job in 3 days, and
Bob does it in 9 days, how long do
they take together? (Nearest to the 10th...)

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