Please help...

Will someone please help on the questions circled in black...

Write each fraction as an equivalent fraction with a denominator of 120then write the original fractions in order from samllest to largest

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

Given: klmn is a parallelogram m? n=3m? k, lf ? kn , ld ? nm kf=2 cm, fn=4 cm find: lf, ld