Mix113

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If Ann does a job in 9 days, and
Bob does it in 2 days, how long do
they take together? (Nearest to the 10th...)

Class A - 7 students with the score 90%.
Class B - 3 students with the score 50%.
What is the total average score?

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

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

If you mix 300 ml of 5% alcohol
and 600 ml of 5% alcohol, what %
solution will you get? (Nearest to the 10th.)

Mary found 35 eggs. She found 7 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?

There are 230 heads of Chickens and Dogs
together. Altogether there are 660 legs.
How many chickens are there?

I have 1100 dollars that I want
to split with Tom and Jerry by a ratio
of 4 to 7. How much will Tom get?

You borrowed $5000 for 2 years
with a 6% interest rate. What will be
the total amount needed to pay off the loan?

The sum of two numbers is 254.
The larger is 11 more than 2 times the smaller.
What is the smaller number?

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