Mix447

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Mary is 12 years older than Jerry.
7 years ago, Mary was 7 times as old
as Jerry then. How old is Mary?

If Ann does a job in 8 days, and
Bob does it in 5 days, how long do
they take together? (Nearest to the 10th...)

If a number is divided by 8 and 3,
the remainder for the both is 2.
What is the smallest possible number?

There are 230 heads of Chickens and Dogs
together. Altogether there are 680 legs.
How many chickens are there?

You borrowed $10000 for 4 years
with a 7% 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 3 to 9. How much will Tom get?

If you mix 400 ml of 3% alcohol
and 300 ml of 5% alcohol, what %
solution will you get? (Nearest to the 10th.)

Mary found 47 eggs. She found 12 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?

Class A - 12 students with the score 70%.
Class B - 8 students with the score 70%.
What is the total average score?

The sum of two numbers is 604.
The larger is 19 more than 4 times the smaller.
What is the smaller number?

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