Luke ate a snack with 91 total calories. If the chips he ate were 41.2 calories, how many calories were in the rest of his snack? *
50.8
132.2
049.8

If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 × 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)

Asquare picture with sides of 32 inches is to be mounted on a square mat with sides of 52 inches. find the area of the mat that will remain uncovered by the picture.

Is the power produced directly proportional to the wind speed, give reasons for your answer?