Cutting her time by 50% means reducing her time by half. Half of 45 seconds is 22.5 seconds. Therefore, to make the team, she must run a lap in 22.5 seconds.
Answer:
B
Step-by-step explanation:
easy
Answer:
Both lights flash at 1:00
Step-by-step explanation:
they flash together every 2*7=14 minutes
in 60 minutes there are 4*14=56 minutes
they flash together at 1:56
more minutes brings you to 2:00
they flash together at 2:10 (4+10=14)
that leaves 50 minutes left in the hour
they flash three times which uses up 42 minutes
this brings you to 2:52 (10+42=52)
8 more minutes brings you to 3:00
in 6 more minutes (8+6=14) it will be 3:06 and they will flash together
Answer:
Cat = 6kg
Dog = 18kg
Step-by-step explanation:
Total mass combine = 24 g
dog = 3 x c
cat = c
the cat is 6kg and the dog is 18kg
Answer:
1:45 (one hour and 45 minutes)
Step-by-step explanation:
12:45 - 1:45 = 1 hr.
1:45 - 2:30 = 45 min.