Shelma has an 80 in her math class and plans to increase her grade 5
percent per week. Darian also has an 80, but plans to increase his grade 10
percent every 2 weeks. How many weeks before both Selma and Darian
have the same grade?

in 2 weeks

Step-by-step explanation:

80 + 5 = 85 + 5 = 90

80 + 0 = 80 + 10 = 90

step-by-step explanation:

the true statements are:

r = set of real numbers

n = set of natural numbers, 1,2,

w = n u{0} = {0,1,}

answer:   expression= p+p*d%

price reduction + sale price = $625

sale price: $p+$p*d%

where d% is the percentage of discount

step-by-step explanation:

original price = p

price went down by $150 price reduction $p*d%

sale price= $ 475

therefore the price before sale is: $625

and the expression that shows the price before sale is: p+p*d%