sam thought of a number between ten and twenty then sam gave a clue when you count by twos and when you count by threes but not
1 answer:
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Answer:
The answer is 21
Step-by-step explanation: You substitue 3 for C and 4 for D and craete the equation so you add 3+4=7 and you get
which is 7 times 3 =21
Answer:
Answer : 52 girls
Step-by-step explanation:
Your ratio of boys to girls is 3:4
Set up a fractional proportion and cross multiply
3/4 = 39/x
cross multiply
3x = 4(39)
3x = 156
x = 156/3
x = 52 girls
Hope this was helpful!❤
