To convert a temperature in degrees celsius to degrees fahrenheit multiply the celsius temperature by 9/5 and then add 32° is the temperature in degrees celsius proportional to its equivalent temperature in degrees fahrenheit

An objects motion is described by the equation d= 4sin (pi t) what will the height of the object be at 1.75 seconds?

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

The ratios 3: 9, 4: 12, 5: 15, and 6: 18 are a pattern of equivalent ratios in the ratio table. which is another ratio in this pattern?