Which transformations are needed to change the parent cosine function to y=0.35cos(8(x-pi/4))

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest

What additional information could be used to prove abc =mqr using sas? check all that apply.

Which equation expression the relationship between the number of boxes b and the number of cans c and the proportion is 48