Rafael wants to buy new shoes. He found the shoes at three different online stores for a price of $60. The stores are each having a sale. Store X is offering free shipping with a minimum of $50 purchase. ∙ Store Y is offering 15% off the price of the shoes but the shipping fee is $10. ∙ Store Z is offering a discount on the price of the shoes but shipping fee is $5.

Find the arc length parameter along the given curve from the point where tequals=0 by evaluating the integral s(t)equals=integral from 0 to t startabsolutevalue bold v left parenthesis tau right parenthesis endabsolutevalue d tau∫0tv(τ) dτ. then find the length of the indicated portion of the curve r(t)equals=1010cosine tcost iplus+1010sine tsint jplus+88t k, where 0less than or equals≤tless than or equals≤startfraction pi over 3 endfraction π 3.

Daniel bought a computer game for $25 and later sold it to thomas for a 40% profit. how much did daniel sell the computer game for?

Complete the solution of the equation. find the value of y when x equals to 6 4x+y=20