Rod's scores on 4 history tests are 88,96,98,and 90. what score does he need on the fifth test to have a mean score of 94 on all 5 tests?

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What is the equation of the graph that represents f(x)=x^4 stretched vertically by 2 and shifted up 3 spaces

Acabinmaker buys 3.5 liters of oat varnish the varnish cost $4.95 per liter what is the total cost of 3.5 liters

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