Question

A helicopter is lifting two crates simultaneously. One crate with a mass of 151 kg is attached to the helicopter by cable A. The second crate with a mass of 79 kg is hanging below the first crate and attached to the first crate by cable B. As the helicopter accelerates upward at a rate of 2.0 m/s2, what is the tension in each of the two cables?

Cable A .....in kN
Cable B .....in kN