Chuck is picking up pecans in his yard. He discovered that 2 out of every 15 pecans are bad. If he picks up 840 pecans, about how many will be bad in the group?

Aswimming pool has an input pump for filling the pool and an output pump for emptying the pool. the input pump can fill the pool in 3 hours, and the output pump can drain the pool in 5 hours. as you go to bed, the pool is full, but a neighbor’s kid turns on the output pump. at midnight, you awake to find the pool half empty. immediately, you turn on the input pump, but you are sleepy and forget to turn off the output pump. at what time will the pool become full?

20 only answer if 100% sure most high school-aged teens are very active. a. true b. false

Write the expression 7x^3-28xy^2 as the product of 3 factors