What's 2/3 + 1/6 =

1/3 + 2/4 =

1/2 -1/4 =

3/8 - 1/3 =

Jeremiah ran for 3/10 of a mile and then walked another 2/5 of a mile. How far did he travel in all?

Elisa has 3/4 cup of flour. She used 3/6 to make cupcakes. How much flour does Elisa have left?

Daniel read 4/5 books and Edgar read 1/2 books. How many more books did Daniel read than Edgar?

Jared drove 2/8 miles to the restaurant. He drove another 1/4 miles to the mall. How many miles did he drive in all?

A. 5/6 B. 5/6 C. 1/4 D. 1/24

Step-by-step explanation:

A. 12+3= 15 = 5

— — —

18. 18. 6

B. 4+6=10= 5

— — —

12. 12. 6

C. 4-2=2 = 1

— — —

8. 8. 4

D. 9-8 = 1

— —

24. 24

the formula of a slope:

from a table we have

substitute:

the slope of f(x) is -1.

the graph of funcfion g(x) is a horizontal line. the slope of a horizontal line is equal 0. therefore the slope of g(x) is 0.

-1 < 0

e^-kt = n/n0 = 0.79  

-kt = ln 0.79  

t = - ln 0.79/0.0001  

= 2357 years

step-by-step explanation: