My sister is 18 years old. My brother says that his age minus nineteen Is equal

to my sister's age. How old is my brother?

Enter an equation, using b as your variable, to find how old my brother Is.

Decide whether the rates are equivalent 9 miles in 3 hours 27 miles in 6 hours

The bakery made 92 muffins 17 were blueberry 23 were cranberry and the rest or chocolate chip how many chocolate chip muffins did the bakery make

At a local baseball game there are 3 hot dog vendors. collectively the vendors sold 1,700 hot dogs. if vendor a sold 456, vendor b sold 607, and vendor c sold 637, what percentage of the total did each vendor sell? (round to the nearest percent.

At the Science Museum there is an energy exhibition with 150 displays: • 30% of the displays are about electricity • 2 5 are about using renewable energy • 0.

What is the prime number ot 35,69,89,90

What is 1/2 of 1% of 190 tons?

An ant travels at a constant rate of 30cm every 2 minutes. At what pace does the ant travel per centimeter

When you flip a biased coin the probability of getting a tail is 0.44. Find the probability of getting a head.

What equation do you use to find average speed?

Find the sum of the measure of the interior angles of a polygon of 9 sides; of 32 sides