Mix288

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Class A - 8 students with the score 40%.
Class B - 2 students with the score 60%.
What is the total average score?

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

The sum of two numbers is 489.
The larger is 17 more than 7 times the smaller.
What is the smaller number?

You borrowed $3000 for 7 years
with a 9% interest rate. What will be
the total amount needed to pay off the loan?

If a number is divided by 7 and 9,
the remainder for the both is 6.
What is the smallest possible number?

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 found 23 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 150 heads of Chickens and Dogs
together. Altogether there are 400 legs.
How many chickens are there?

If you mix 800 ml of 7% alcohol
and 700 ml of 4% alcohol, what %
solution will you get? (Nearest to the 10th.)

Mary is 8 years older than Jerry.
7 years ago, Mary was 3 times as old
as Jerry then. How old is Mary?

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