Ms. Hight is deciding between Investments Rand S. If she chooses Investment R she has a 1/2 chance of earning $500 and a chance of losing $500. If she chooses 1/2 Investment Sshe will definitely earn $100. Which is true of her investment choices?

The deck that kenneth is building is in the shape of a parallelogram abcd the measure of angle c is one third the measure of angle b find the measure of each angle of the deck

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?