Mix440

Name : ______________

refresh

If you mix 900 ml of 9% alcohol
and 300 ml of 7% alcohol, what %
solution will you get? (Nearest to the 10th.)

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

There are 240 heads of Chickens and Dogs
together. Altogether there are 680 legs.
How many chickens are there?

If Ann does a job in 10 days, and
Bob does it in 3 days, how long do
they take together? (Nearest to the 10th...)

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

If a number is divided by 4 and 6,
the remainder for the both is 1.
What is the smallest possible number?

You borrowed $4000 for 4 years
with a 9% interest rate. What will be
the total amount needed to pay off the loan?

The sum of two numbers is 321.
The larger is 21 more than 4 times the smaller.
What is the smaller number?

I have 900 dollars that I want
to split with Tom and Jerry by a ratio
of 6 to 3. How much will Tom get?

Mary found 47 eggs. She found 13 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?

+(         )

(         )+

++[[          ]]++