Mix161

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

There are 250 heads of Chickens and Dogs
together. Altogether there are 720 legs.
How many chickens are there?

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

The sum of two numbers is 309.
The larger is 21 more than 2 times the smaller.
What is the smaller number?

You borrowed $10000 for 7 years
with a 6% interest rate. What will be
the total amount needed to pay off the loan?

If a number is divided by 10 and 5,
the remainder for the both is 2.
What is the smallest possible number?

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?

Class A - 4 students with the score 40%.
Class B - 6 students with the score 50%.
What is the total average score?

Mary found 30 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?

If you mix 600 ml of 6% alcohol
and 600 ml of 4% alcohol, what %
solution will you get? (Nearest to the 10th.)

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