10 Tim finished a 5 km race in 22 minutes and 57 seconds.
Vicky finished the race 1 minute and 28 seconds after Tim.
How long did Vicky take to finish the race?
mins
secs

How many different triangles can be constructed with the angle measurements of 134° 10° and 36° ?

Consider a cube that has sides of length l. now consider putting the largest sphere you can inside this cube without any point on the sphere lying outside of the cube. the volume ratio -volume of the sphere/ volume of the cube is 1. 5.2 × 10−1 2. 3.8 × 10−1 3. 1.9 4. 2.5 × 10−1 5. 3.8

Hormones perform important functions within the reproductive system. during puberty, a number of changes occur in the body. which hormone is responsible for the development of these characteristics in the female? estrogen progestin progesterone testosterone