Answer:
4
Step-by-step explanation:
4567<853344464_p4356789
Answer:5.0 × 10-5
Step-by-step explanation:
5 cm divided by 1 km
Answer:
(-2, 5)
Step-by-step explanation:
Plug each ordered pair in both equations and see if they fit in BOTH equations.
First quartile of the distribution is, Q = 39.
i.e 75% of students have scored more than 39.
So, total number of students scored more than 39 are :

Therefore, number of students scored higher than 39 are 312.
Hence, this is the required solution.
Answer:
7x+12
Step-by-step explanation:
length=x
width=x
area=x²
new length=x+3
width=x+4
area=(x+3)(x+4)=x²+7x+12
increase in area=x²+7x+12-x²=7x+12