Two people of the same height use a 1.8 m long wooden stick to carry a bucket of water. If you want A to withstand twice the pressure of B, where should you hang the bucket? Really don't know how this question works and really need some help, thank you very much.

because growing process had stoped after 4-5 year

the only real purpose of sputnik 1 was to beat the us into space. we were getting close to launching a useful satellite, explorer 1 - which launched on january 31, 1958. the ussr had to beat that, so they launched sputnik 1 on october 4, 19

i think it would be 5

this would be about 43%