Last month a woman had a body mass of 53 kg. She reduced this by x kg so that she is now below 50kg Assuming that x < 6, find the range of values of x.

A25-inch wide drum is used in a marching band. what area does the top of the drum cover? round to the nearest hundredth. (use 3.14 for pi.)

In the field of thermodynamics, rankine is the unit used to measure temperature. one can convert temperature from celsius into rankine using the formula c= r/1.8 - 273, what is the temperature in celcius corresponding to r degrees rankine.

Having a hard time understanding this question (see attachment).