Mix829

Name : ______________

refresh

Mary is 24 years older than Jerry.
8 years ago, Mary was 7 times as old
as Jerry then. How old is Mary?




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




Class A - 16 students with the score 50%.
Class B - 4 students with the score 40%.
What is the total average score?




I have 600 dollars that I want
to split with Tom and Jerry by a ratio
of 4 to 2. How much will Tom get?




If a number is divided by 4 and 11,
the remainder for the both is 3.
What is the smallest possible number?




There are 140 heads of Chickens and Dogs
together. Altogether there are 340 legs.
How many chickens are there?




Mary found 31 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?



You borrowed $10000 for 5 years
with a 10% interest rate. What will be
the total amount needed to pay off the loan?




If you mix 300 ml of 6% alcohol
and 300 ml of 9% alcohol, what %
solution will you get? (Nearest to the 10th.)




The sum of two numbers is 432.
The larger is 12 more than 5 times the smaller.
What is the smaller number?




+(         )

 

(         )+

++[[          ]]++

 
Mix829   12 48 47 55 7.5  ( 169.5 )   4.4 400 110 55 70  ( 639.4 )    [[ 808.9 ]]