A stadium has 250 people in it at noon. If 35 people per minute enter the stadium, how many are in the stadium at 1:30 p.m. when a concert is supposed to begin? No one who has entered has left.

If 1% of a shipment of 2000 light bulbs is defective, how many bulbs in the shipment are NOT defective?

If there are 5 logs in a pile of 30 that have sap on them, how many logs will have sap out of 360?

A small metal bar, whose initial temperature was 15° C, is dropped into a large container of bowling water. How long will it take the bar to reach 60°C if it is known that its temperature increase to 22°C in 1 second? O 9 seconds O 10 seconds O 5 seconds O 7 seconds

Jenny is now 18 and Carmen is 12. How many years ago was Jenny twice as old as Carmen?

In the last year, a total of 14,905 earthquakes occurred in a country. Of these, 89.3% were minor tremors with magnitudes of 4.9 or less on the Richter scale. How many minor earthquakes occurred in the country in the last year?

A freelance artist is paid $3,520 for a contracted job. The money is invested in a savings account earning 3.05% annual interest compounded monthly. What is the total account balance after 6 months?

You work as a health inspector and must visit each of the 15 restaurants in town once each week, In how many different orders can you make these inspections?

If sara walks her dog every 3 days, and marsha walks her dog every 2 days, at the end of 60 days, how many days will they have walked their dogs together?

The population of mice doubles every 12 hours. There are initially 4 mice. How many mice are there 3 days later?