Mix491

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Class A - 12 students with the score 50%.
Class B - 8 students with the score 60%.
What is the total average score?

There are 130 heads of Chickens and Dogs
together. Altogether there are 440 legs.
How many chickens are there?

You borrowed $8000 for 7 years
with a 9% interest rate. What will be
the total amount needed to pay off the loan?

Mary found 25 eggs. She found 10 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 648.
The larger is 11 more than 6 times the smaller.
What is the smaller number?

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

I have 800 dollars that I want
to split with Tom and Jerry by a ratio
of 6 to 2. How much will Tom get?

If a number is divided by 12 and 9,
the remainder for the both is 4.
What is the smallest possible number?

Mary is 4 years older than Jerry.
4 years ago, Mary was 3 times as old
as Jerry then. How old is Mary?

If you mix 400 ml of 7% alcohol
and 600 ml of 6% alcohol, what %
solution will you get? (Nearest to the 10th.)

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