On Sunday evenings, 36% of the TVs in LA watch a particular program. Find the mean and standard deviation for the numbers of viewers in groups
of 2500. Find the range of values not significant (μ ± 2σ). Is 925 a
significantly high result?

Two cyclists 84 miles apart start riding toward each other at the samen time. one cycles 2 times as fast as the other. if they meet 4 hours later what is the speed (in miles) of the faster cyclists

The measure of an angle is 117°. what is the measure of a supplementary angle?

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?