Mix520

Name : ______________

refresh

The sum of two numbers is 230.
The larger is 10 more than 3 times the smaller.
What is the smaller number?

If you mix 400 ml of 6% alcohol
and 700 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 50%.
What is the total average score?

You borrowed $9000 for 6 years
with a 7% interest rate. What will be
the total amount needed to pay off the loan?

There are 170 heads of Chickens and Dogs
together. Altogether there are 420 legs.
How many chickens are there?

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

Mary is 20 years older than Jerry.
6 years ago, Mary was 5 times as old
as Jerry then. How old is Mary?

Mary found 54 eggs. She found 17 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 Ann does a job in 7 days, and
Bob does it in 4 days, how long do
they take together? (Nearest to the 10th...)

If a number is divided by 8 and 5,
the remainder for the both is 4.
What is the smallest possible number?

+(         )

(         )+

++[[          ]]++