a rectangle has an area of 20cm^2 its length and width are enlarged by scale factor 3. find yhe area of the enlarged rectangle

Maria walks a round trip of 0.75 mile to school every day. how many miles will she walk in 4.5 days

How many times larger is 9 × 10^8 than 3 × 10^-5? a. 3 × 10^13 b. 3 × 10^-40 c. 3 × 10^-13 d. 3 × 10^3

Aci is desired for the true average stray-load loss μ (watts) for a certain type of induction motor when the line current is held at 10 amps for a speed of 1500 rpm. assume that stray-load loss is normally distributed with σ = 2.3. (round your answers to two decimal places.)