An engineer standing on top of a building 15m high looks at his co-worker sitting some distance from the bottom of the building. If the distance between the engineer and his co-worker is 35, what is the distance between the engineer's co-worker and the foot of the building?​

The following frequency table relates the weekly sales of bicycles at a given store over a 42-week period.value01234567frequency367108521(a) in how many weeks were at least 2 bikes sold? (b) in how many weeks were at least 5 bikes sold? (c) in how many weeks were an even number of bikes sold?

Bobby bought 1.12 pounds of turkey at a cost of 2.50 per pound. carla bought 1.4 pounds of turkey at a cost of 2.20 per pound. who spent more and by much?

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'