please answer all parts thanks

Part A Determine the force needed to support the 16 kg mass using the Spanish Burton rig (Figure 1) Express your answer to three significant figures and include the appropriate units. HA O ? P. Value N Submit Previous Answers Request Answer 1 of 1 X Incorrect; Try Again: 9 attempts remaining Part 8 What is the reaction at the supporting hook A? Express your answer to three significant figures and include the appropriate units. HA OB? RA Value N Part What is the reaction at the sporting hook B? Express your answer to three significant figures and include the appropriate units ? RA Value N Submit Request Answer 1 of 1 > Part D I What is the reaction at the supporting hook ? Express your answer to three significant figures and include the appropriate units. HA - O2 ? Value Rc = N Submit Request