C_{A}
D_{A}

=
C_{B}
D_{B}

4 × C_{B}
D_{A}

=
C_{B}
7

If
2
5

=
8
20
then, 2 × 20 = 5 × 8

If
4 × C_{B}
D_{A}

=
C_{B}
7
then, 4 × C_{B} × 7 = D_{A} × C_{B}

C_{A}
D_{A}

=
C_{B}
D_{B}

4 × C_{B}
D_{A}

=
C_{B}
7

If
2
5

=
8
20
then, 2 × 20 = 5 × 8

If
4 × C_{B}
D_{A}

=
C_{B}
7

Nov 21, 15 09:18 PM
The tank at a gas station contained 400 gallons of gas. A tanker truck that contained 8100 gallons of gas filled the station's tank. After that the tanker
Nov 18, 15 02:02 PM
This math game will help you review a wide variety of math topics while having fun at the same time.