Please help as soon as possible! 30 min left.(show the Q work)

Given f(t) = 282 - 53 +1, determine the function value f(2). do not include f(z) = in your answer

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest

Astore ordered 750 candles a total wholesale cost of $7910.20. the soy candles cosy $12.17 each and thespecialty candles cost $9.58each. how many of each were bought?