Mix464

Name : ______________

refresh

Class A - 2 students with the score 80%.
Class B - 8 students with the score 50%.
What is the total average score?

I have 900 dollars that I want
to split with Tom and Jerry by a ratio
of 2 to 7. How much will Tom get?

If you mix 500 ml of 9% alcohol
and 300 ml of 3% alcohol, what %
solution will you get? (Nearest to the 10th.)

You borrowed $9000 for 6 years
with a 9% interest rate. What will be
the total amount needed to pay off the loan?

The sum of two numbers is 315.
The larger is 15 more than 5 times the smaller.
What is the smaller number?

Mary found 44 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?

If a number is divided by 10 and 5,
the remainder for the both is 3.
What is the smallest possible number?

If Ann does a job in 4 days, and
Bob does it in 9 days, how long do
they take together? (Nearest to the 10th...)

Mary is 18 years older than Jerry.
4 years ago, Mary was 7 times as old
as Jerry then. How old is Mary?

There are 210 heads of Chickens and Dogs
together. Altogether there are 640 legs.
How many chickens are there?

+(         )

(         )+

++[[          ]]++