Answer:
48 square meters.
Step-by-step explanation:
12 • 8 ÷ 2
96 ÷ 2
48
Hope this helps!
Answer:
Step-by-step explanation:
1. First, you must calculate the area of the football field. It is a rectangle, therefore, multiply the lenght by the width to calculate the area:
2. Then, divide this area by the area covered by a wheelbarrow full of dirt.
: number of wheelbarrows full of dirt needed for the field.
Answer:
x + y = 900
5x + 9y = 6500
400 children
Step-by-step explanation:
Let:
Children = x ; adult = y
x + y = 900 - - - (1)
5x + 9y = 6500 - - - (2)
From (1)
y = 900 - x
Put y = 900 - x in (2)
5x + 9(900 - x) = 6500
5x + 8100 - 9x = 6500
-4x = 6500 - 8100
-4x = - 1600
x = 1600 / 4
x = 400
Answer:
b × 40 = w
Step-by-step explanation:
Times the number of bags by the weight of each bag to equal w
Translation of 2 units left, and a reflection across the x axis :)