What are the benefits senior citizen get in learning new technology .

The distance d that a car can travel in a certain amount of time t can be found by multiplying the rate of speed r by the travel time. if a car has already travel 4 miles, the formula for the total distance travel is d= rt + 4. which of the following gives the value of r, in terms of d and t?

Trey caught a five and a half pound fish. how much did it weigh in ounces?

Cricket team of india australia and pakistan participant in 20-20 match . find the probability that india wins .