21. 13/4 x 42/9 =
O
A. 132/18
B. 64/9
O
C. 77/18
D. 41/6
Worth 2 points

Iq scores for adults age 20 to 34 years are normally distributed according to n(120, 20). in what range does the middle 68% of people in this group score on the test?

How to solve a simultaneous equation involved with fractions?

Justin has 750 more than eva and eva has 12 less than justin together they have a total of 63 how much money did