Mr. Trevor's laptop as he has 400 minutes compared to Mrs Lanes 360 minuted.(6x60=360). So, Mr. Trevor had a total time of 6 hours and 40 minutes.
Answer:
x = -28
Step-by-step explanation:
Answer:
0.25
Step-by-step explanation:
In the 52-card pack, 13 cards are diamond cards. Thus, the probability of drawing a diamond card is 13/52, or 0.25.
Answer:
a. 550-8t
b. 454 dollars
Step-by-step explanation:
a. Calling t the number of weeks, the balance in the first account is

while the balance in the second account is

So, the total amount in both accounts is the sum of the balances of the two accounts:

b. To find the total amount in both accounts after 12 weeks, we just need to substitute t=12 into the total balance, and we find:

Answer:
14
Step-by-step explanation:
x+y=18
x is the larger number
4y-2=x
(4y-2)+y=18
5y-2=18
y=4
18-4=14
the larger number is 14