What three consecutive integers have a sum of 63? Which means that the first number is 20, the second number is 20 + 1 and the third number is 20 + 2. Therefore, three consecutive integers that add up to 63 are 20, 21, and 22.
Answer:
Step-by-step explanation:
Answer:
i think it is B hope it help
Step-by-step explanation:
Answer:x=13
BMC=75 degrees
Step-by-step explanation:
(x+2)+(5x+10)=90 degrees
so 6x+12=90
x=13
5x+10=5x13+10=75 degrees
Answer:
i) 30 minutes
ii) 50 km/h
Step-by-step explanation:
Part 1:
1540 - 1600 is pnt 1 to pnt 2; 1 km per hour. (20 minutes)
15km at 90km/h = 10 min
20 + 10 = 30 minutes
Part 2:
10 km/h + 90 km/h = 100km/h
Average = /by number of factors;
100 km/h / 2 = 50 km/h (Average journey speed)