Answer:
Step-by-step explanation:
Possible largest numbers using digit 0 , 1 , 2
222
221
220
212
211
210
222 + 210 = 221 + 211 = 220 + 212 = 432
Largest total can be 432
Answer:
271
Step-by-step explanation:
4 hours and 31 minutes = 240 + 31 = 271 minutes
Answer:
C.
Step-by-step explanation:
y = 6x
if x = 1 , y = 6
if x = 2 , y = 12
if x = 3 , y = 18
if x = 4 , y = 24
5 m/sec or 300m / min
using speed = 
change 5 min 20 sec to seconds = (5 × 60) + 20 = 320 sec
speed =
= 5m / second or
speed = 60 × 5 = 300m / minute
Hello,
Let's suppose f(x)=3x+7
f(a-1)=3(a-1)+7=3a-3+7=3x+4
Answer B with a sign "++++++++++++++++++++++++++++"