HELP The bakery manager at the grocery store decides to have a 15% off sale on all bread. You
decide to purchase 6 loaves of bread. Let b be the original price of a loaf of bread. Expand the
expression 6(b -0.15b). What do the terms of the expansion represent?

Which expression represents the correct expansion?

O A. 6b-0.90b
OB. 6b -0.90
OC. 6b +0.90
OD. 6b + 0.90b

Suppose there is a simple index of three stocks, stock abc, stock xyz, and stock qrs. stock abc opens on day 1 with 4000 shares at $3.15 per share. stock xyz opens on day 1 with 5000 shares at $4.30 per share. stock qrs opens on day 1 with 6000 shares at $4.60 per share. the price of stock abc on day 8 begins at $3.50. the price of stock xyz on day 8 begins at $3.90. stock qrs opens on day 8 with a price of $4.50 per share. assume that each stock has the same number of shares that it opened with on day 1. what is the rate of change of this simple index over 1 week?

You can find the constant of proportionality by finding the ratio of

Two corresponding sides of two similar triangles are 3cm and 5cm. the area of the first triangle is 12cm2. what is the area of the second triangle?