Answer:
Jamal's age = 2×x+12= 2x+12
sum og ages = 45
2x+12+x= 45
=3x+12=45
=45-12= 3x
= 32=3x
x= 32/3= 10.67
2x+13 =21.34+12= 33.34
hope.ot helps
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Amount of juice hold by Cup B which is in the shape of a cylinder having width 2 inches that is radius 1 inches and height 7 inches
= cubic inches
Amount of juice hold by cup A which is in the shape of a cone having width 2 inches that is radius 1 inches and height 3 inches
= cubic inches
Amount of juice that cup B will hold than cup A when both are completely full = cubic inches
= 6 × 3.14
= 18.84 cubic inches
Option A: 18.8 cubic inches
Answer:
1. B
2. A
Step-by-step explanation:
1.
10^{-2} means that you move the decimal back two times
B is the only option that represents that correctly.
2.
5 * 10^{4} = 50000
2.5 * 10^{2} = 250
50000/250 = 200
Out of the options, A is the only option in which the equation also equals 200.
