Timed Mini Exam 59 — Timed Mini Exams

Questions in this quiz (10)

1. A paint mixture uses blue paint and white paint in the ratio $$3:7$$. If a painter uses $$28$$ cups of white paint, how many cups of blue paint are needed?

   • $$9$$ cups
   • $$12$$ cups
   • $$16$$ cups
   • $$21$$ cups

2. A rectangular room measures $$18$$ feet by $$15$$ feet. Carpet is sold by the square yard. How many square yards of carpet are needed to cover the room?

   • $$18$$ square yards
   • $$24$$ square yards
   • $$45$$ square yards
   • $$30$$ square yards

3. The table shows enrollment in four evening classes.What fraction of all students shown in the table are enrolled in Mathematics?

   • $$\frac{1}{4}$$
   • $$\frac{1}{3}$$
   • $$\frac{2}{5}$$
   • $$\frac{1}{2}$$

4. In the figure from the preceding problem, $$\angle ABD=42^\circ$$. How many degrees are in $$\angle BDC$$?

   • $$108^\circ$$
   • $$116^\circ$$
   • $$132^\circ$$
   • $$158^\circ$$

5. Fred wants to know the distance across a marsh. The illustration shows that $$AO=12$$ feet, $$BO=40$$ feet, and $$CO=30$$ feet. Also, $$\angle BAO=\angle DCO$$. Use these measurements to calculate distance $$DO$$ across the marsh.

   • $$75$$ feet
   • $$100$$ feet
   • $$90$$ feet
   • $$120$$ feet

6. Max uses the small cylindrical container $$A$$ to fill the large cylindrical container $$B$$ with water. How many times must Max pour the contents of the small container to fill the large container?

   • $$8$$ times
   • $$16$$ times
   • $$48$$ times
   • $$64$$ times

7. What is the length of diagonal $$MO$$ in rectangle $$MNOP$$?

   • $$20$$ units
   • $$16$$ units
   • $$24$$ units
   • $$28$$ units

8. The grid shows points $$(0,6)$$ and $$(4,-3)$$. Which point in quadrant III would form an isosceles triangle with the two given points?

   • $$(-3,-4)$$
   • $$(-4,-6)$$
   • $$(-4,-3)$$
   • $$(-6,-4)$$

9. What is the slope of the graph shown?

   • $$20$$
   • $$10$$
   • $$30$$
   • $$40$$

10. Find the measure of $$\angle AOB$$ in the figure.

    • $$34^\circ$$
    • $$61^\circ$$
    • $$56^\circ$$
    • $$68^\circ$$