What is the least common multiple of 15 and 20?

The daily exchange rates for the five-year period 2003 to 2008 between currency A and currency B are well modeled by a normal distribution with mean 1.094 in currency A (to currency B) and standard deviation 0.013 in currency A.

Malquam had a lemonade stand. He kept track of his expenses and earnings in the table below. Description Amount ($) Lemonade Mix - 2.45 Cups - 1.79 Ice - 1.49 Lemonade Sales 10.25 How much money did Malquam make? Enter your answer in the box.

What is the value of x in the diagram? A. 1/2 B. 4/21 C. 2 D. 4 (its a triangle where one side is divided into 9 and 4x-2 and the other side is divided into 12 and 3x+2) I believe that the fractions should be 9/4x+2 and 12/3x+2 for the cross

A diver's elevation is - 30 feet relative to sea level. She dives down 12 feet. What is her elevation after the dive

4. The specific heat of aluminum is 0.902 J/g. If a metal smith has 300g of aluminum and wants to melt it down to make a lock. He increases the temperature from 20 to 200. How much heat does he need to apply?

Based on the information given in the following problem, compute the gross pay. Hours worked: 46 Regular rate of pay: $7.82 per hour Round your answers to two decimal places. gross pay

What will be the answer for : - 60 divide half

An object travels 35 miles in one-half hour. What is its speed in miles per hour?

The area of a parallelogram with a base of 26 meters is 494 square meters. what is the height of the parallelogram

How do you write 52 hundreds, 4 tens, 16 ones