*have
and yes
8 factor
1,2,4,8
9 factor
1,3,9
Depends on what time their bedtime is, like if their bedtime is at 6:00, and they have to wake up at 5:00 then their waking hours would be 11 hours.
Answer:
15
Step-by-step explanation:
To find how many she bought, we have to divide. So we do 105/7=15.
the least common multiple of 8 and 6 is 24
Answer:
<em>20 boys </em>
Step-by-step explanation:
b = 2g
100% - 20% = 80%
80% ÷ 2 = 40% = 0.4
0.4g = 4 ⇒ g = 4 ÷ 0.4 = 10
b = 2 × 10 = 20
There are 10girls and <em>20 boys</em> study in the class.
