Solve 7d + d - 4d - 7 - 5d

Jorge planted flowers in his garden. He planted one row of 12 tulips and one row of 36 daisies. What is the ratios of tulips to daisies that jorge planted? Express the ratio as a fraction and as a decimal

A company observes the lifespan of 560 lightbulbs and finds that their data follows a normal distribution. what is the approximate number of light bulbs that fall within two standard deviations from the mean?

15 can be written as

Drug x, a drug that claims to treat male pattern scalp hair loss, was administered for 12 months to over 1800 men aged 18 to 41 with mild to moderate amounts of ongoing hair loss.

Assume that the committee consists of 6 Republicans and 8 Democrats. A subcommittee consisting of 7 people is to be selected.

Give one example of when you would use a frequency chart

A shadow 60 meters long is cats by a bell tower that is 32 meters tall. If a clock tower close by casts a shadow 45meters long, how tall is the clock tower

Two cars pass on a straight highway while traveling in opposite directions. One car is traveling 6 miles per hour faster than the other car. After 1.5 hours the two cars are 159 miles apart. Find the speed of each car.

The average adult house needs 2/5 bale of hay each day to meet dietary requirements. A horse farm has 44 bales of hay. How many horses can ne fed in one day with 44 bales of hay.

Write a recursive definition for the set of odd positive integers.