Using the properties of parallel lines, find the angle measure.
3. m_2 = 74°; Find m<1
4. m<2 = 74°; Find m<3.

5. m<1 = 114°; Find m<8.

6. m<4 = 105°; Find m<6.
7. m<1 = 121°; Find m<7.
8. m<8 = 116°; Find m<2

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?

What is the unit rate of, 75% high fiber chimp food to 25% high protein chimp food.

Aclassroom is made up of 11 boys and 14 girls. the teacher has four main classroom responsibilities that she wants to hand out to four different students (one for each of the four students). if the teacher chooses 4 of the students at random, then what is the probability that the four students chosen to complete the responsibilities will be all boys?