What represents a rate of change

Consider that x = 1.5 and y = 3. Which statement is true about x + y?

A man works for 6 days and is paid $153. how much would he paid for working 12 days at the same rate?

The first of two films lasted 3 minutes less than twice as long as the second. Together the two films lasted 132 minutes. How long was the first film?

A customer placed an order with a bakery for cupcakes. The baker has completed 37.5% of the order 81 cupcakes. How many cupcakes did the customer order?

Which set of events is an example of dependent events? A. Rolling an odd number, and then rolling an even number. B. You choose a number from 1 to 50 from a hat, replace it, and then draw a second number. C.

Solve this equation. 23x-15x=x-1 A. x=11315 B. x=178 C. x=1715 D. x=78

A class of 195 students went on a field trip. they took 7 vehicles, some cars and some busses. find the number of cars and the number of busses they took if each car holds 5 students and each bus holds 45 students

Solve e equation y+3=-y+9

Find the area of a square that has a perimeter of 24 cm.

Twelve people purchased supplies for a ten-day camping trip with the understanding that each of the twelve will get equal daily shares. They are then joined by three more people, but make no further purchases.