A babysitter charges 25% more than her normal hourly rate on Saturday night. Her normal hourly rate is $12.50.

Which expression represents how much the babysitter charges on Saturday night?

A.$12.50*5/4

B.$12.50*7/4

C.$12.50*1/4

D.$12.50*3/4

In geometry, what's the difference between a postulate and theorem?

Explain how place value could be used to find the difference between 4.23 into 2.75

3 tan x cos x cot x = 3cosx. true or false?

Ellen and tasha took a long bicycle trip last weekend. they rode the first 10 miles at a rate of 12 miles per hour. They realized they had to go faster to get to their destination before dark. So they sped up for the last 12 miles of the trip.

The quadratic equation can be used to solve quadratic equations that cannot be factored

48 out of 200 is what percent

Answer these questions for the poset ({2, 4, 6, 9, 12, 18, 27, 36, 48, 60, 72}, |). a) Find the maximal elements. b) Find the minimal elements. c) Is there a greatest element? d) Is there a least element? e) Find all upper bounds of {2, 9}.

There are 52 blades of grass in 2 in^2 of lawn. there are 580 blades of grass in 8 in^2 of the same lawn. which equation models the y blades of grass found in x in^2 of lawn? A) y=-88x-124 B) y=-88x+124 C) y=88x-124 D) y=88x+24

Given the following scenario, decide if it is a permutation or combination, and then calculate the possibilities. Papa John's pizza has 17 different toppings to choose from. In how many ways can you make a three topping pizza?

A rectangle is 1 unit long. The rectangle is also 2 units wide. what is its perimeter?