Tamaya purchased an ordinary annuity that earns 3. 5% interest. She will receive 20 payments of $700, once a quarter over 5 years. What is the present value of the annuity?

A)$14,490. 00dollars

B) $3,160. 54 dollars

C) $12,792. 30 dollars

D) $15,227. 18

Please help me

Aproton is projected toward a fixed nucleus of charge +ze with velocity vo. initially the two particles are very far apart. when the proton is a distance r from the nucleus its velocity has decreased to 1/2vo. how far from the nucleus will the proton be when its velocity has dropped to 1/4vo?

Agymnast dismounts off the uneven bars in a tuck position with a radius of 0.3m (assume she is a solid sphere) and an angular velocity of 2rev/s. during the dismount she stretches out into the straight position, with a length of 1.5m, (assume she is a uniform rod through the center) for her landing. the gymnast has a mass of 50kg. what is her angular velocity in the straight position?

The earth is constantly spinning on its axis, like you might spin a basketball on your finger. it is this spinning of the earth that causes