That depends on whether you are talking about 4 meters, 4 feet, 4 light years, etc.
HOW MANY LOTS OF 4 IN 11
How many pins are there in 4 quarts
4
4
How many eyes are in Mississippi?
what is 4 times as many as 10
how many dkm in .4 km
4
16.
4
How many months are in 4 decades
40 is 4 times as many as ten.