What are the X and Y intercepts of f(x)=-√x

In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog

Round each decimal to the nearest thousandth. a. 5.39562 b. 0.12345 c. 5634 d. 18.93763

There were 32 volunteers to donate blood. unfortunately, nn of the volunteers did not meet the health requirements, so they couldn't donate. the rest of the volunteers donated 470 milliliters each.