Andre decorated 5 cookies less than Diego for the bake sale. Tyler decorated three times as many cookies as Andre.
If Tyler decorated 30 cookies, how many cookies did Diego
decorate?
1) Write an equation to match the situation.
2) Solve to find out how many cookies Diego decorated.

Atrucker had a load of grain containing 2 tons. she unloaded 1 ton and 1,200 pounds at the warehouse. how much grain does she still have left on the truck?

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?

Acar travels 85 kilometers per hour. what is the equivalent speed in meters per hour?