here is the question . please i dont want hand write .make it clear

83. Revenue and elasticity. The price-demand equation for an order of fries at a fast-food restaurant is x + 1,000p = 2,500 Currently, the price of an order of fries is $0.99. If the price is decreased by 10%, will revenue increase or decrease? 84. Revenue and elasticity. Refer to Problem 83. If the current price of an order of fries is $1.49; will a 10% price decrease cause revenue to increase or decrease?86. Maximum revenue. Refer to Problem 83. What price will maximize the revenue from selling fries