Answer:
25%
Step-by-step explanation:
100%-30%=70%
70%-45%=25%
Answer:
3 to the power of 4 and 2 squared
Step-by-step explanation:
count the amount of numbers and put the little number in top right (exponent)
The number of kids in your group is 12.
Step-by-step explanation:
Given,
Number of people = 20
Cost of each kid ticket = $4
Cost of each adult ticket = $6
Total spent = $96
Let,
x be the number of kids ticket
y be the number of adult ticket
According to given statement;
x+y=20 Eqn 1
4x+6y=96 Eqn 2
Multiplying Eqn 1 by 4

Subtracting Eqn 3 from Eqn 2

Dividing both sides by 2

Putting y=8 in Eqn 1

The number of kids in your group is 12.
Keywords: linear equation, elimination method
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Answer: 21
Step-by-step explanation:25%=1/4
1/4*84 =84/4
84/4=21