Mr. Johnson buys 50 pencils and gives 30 of them to his students. Which percent of the pencils did he give to his students?

A

16%

B

20%

С

60%

D

80%

1

2.

3

4

Keisha makes a large sandwich for a family picnic she takes 1/2 of them the sandwich to the picnic her family eats 3/8 of the whole sandwich what fraction of the whole sandwich does keisha bring back from the picnic

How do you multiply a mixed fraction by a regular fraction

Given (1+cosx)/(sinx) + (sinx)/(1+cosx) =4, find a numerical value of one trigonometric function of x. a. tanx=2 b. sinx=2 c. tanx=1/2 d. sinx=1/2