How much water must be added to 5 qt of a saline solution that is 20% salt in order to reduce it to 15% salt?

Suppose you use a calculator to count by 100 000s to 1 000 000. How many times will you press =

8/12-4/12 it is 7th grade math mcgrawhill page 281

The formula to convert °C to °F is: °F = 32 + °C x 9 : 5 The temperature of the water in a sports centre's swimming pool is 27° C. What is the temperature of the pool in °F?

What are tree diagrams? How can we use them in real life?

Suppose that 9 green balls and 13 purple balls are placed in an urn. two balls are then drawn in succession. what is the probability that both balls drawn have the same color if the first ball is replaced before the second is drawn?

Find the surface area of a sphere if the circumference of a great circle is 43.96 centimeters. Use 3.14 for p. Round to the nearest tenth.

The product of five rational numbers is positive. At most, of these rational numbers can be negative. 1) Two 2) Three 3) Four 4) Five

Read the excerpt from the poem "I Am Offering This Poem." I am offering this poem to you, since I have nothing else to give.

Over a two-hour time period, a snail moved 144 inches. How far is this in yards?

Sophie could $330 in a savings account at a simple interest rate of 4% per year. Avi put $290 in a savings account at a simple interest rate of 5% per year. Who will have earned more interest after 2 years? How much more?