# Tutor profile: Ashley G.

## Questions

### Subject: Trigonometry

Jason is painting the exterior of his home. He places a 16 foot ladder at an angle learning on the house. If he places the base of this ladder 4 feet from the house, what angle will the base of the ladder create with the ground? Round your answer to the nearest degree.

cos(x)=4/16 cos^-1(4/16) = 75.52248781407 76 degrees

### Subject: Basic Math

A. If the bill for a meal came to $30 before taxed 8%, how much will they be spending on tax alone? B. With this same bill of $30, the group wants to leave a 20% tip (before tax is added in), how much money do they need to leave as a tip? C. How much is their total bill after tax and tip are included? D. If this total bill is split evenly between the 6 friends in the group, how much will each person be spending?

A. $30(.08) = $2.40 B. $30(.20) = $6.00 C. $30 + $2.40 + $6.00 = $38.40 D. $38.40/6 = $6.40

### Subject: Algebra

A. You currently have $780 in a bank account that pays no interest. You withdraw $39 each week. Write a formula for the balance B, in dollars, in the account after t weeks. B. How much money is left in your account after 3 weeks of making these withdrawals?

B(t)=780-39t 780-39(3) 780-117 =$663 left in the account after 3 weeks

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