The ratio of boys to girls to a local sports club 3: 1 if there are 45 girls, how many boys are there?

Evaluate the integral. (sec2(t) i t(t2 1)8 j t7 ln(t) k) dt

Find the required measurements of the following trapezoids. a = 8 cm b = 16 cm h = 10 cm

At the electronics store you have a coupon for 20% off up to 2 cds you buy for cds with the original cost of $10.99 each the sales tax is 5% what is the total cost of your purchase