Mr martin has 36 calculators in a box. the ratio of ordinary calculators to scientific is 5: 1. how many of each calculator does he have?

What is the celsius temperature that is equal to 94 degrees fahrenheit using the formula f=9/5 c+32

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?

The coordinates r(1, -3), s(3, -1) t(5, -7) form what type of polygon? a right triangle an acute triangle an equilateral triangle an obtuse triangle