The formula for simple interest is i=prt, where i is the interest, p is the principal, r is the interest rate, and t is time (in years). solve the formula for p. then use the formula to determine the principal for an account with a 2% interest rate that earned $300 in simple interest over the course of 8 years.

Afurniture manufacturer produces chairs and sofas. each chair requires 10 yards of fabric, and each sofa requires 20 yards of fabric. the manufacturer has 300 yards of fabric available. to fulfill orders, the number of sofas must be at least twice the number of chairs. let x be the number of chairs and y the number of sofas. which inequalities are described in the problem? check all of the boxes that apply

How many lines can be drawn through points j and k? 0 1 2 3

Acompany that manufactures and sells guitars made changes in their product range. from the start they had 20 models. then they reduced the number of models to 15. as a result, the company enjoyed a 10% increase in turnover. - how much did the stock level change? in (%)