168/56 or 3. 21/8 times 8/7 equals 168 over 56. Also can be 3
Beaded braclets at 9 beads each
Then 156 beads = 156/9
17.333
But the answer is 17 braclets since she cannot make .333 of a braclet
Answer: 15 boys
Explanation: ratio 5:7
5 + 7 = 12
Number of boys = 5/12 × 36
Answer:

Step-by-step explanation:

Answer:
9 * 10^16
Step-by-step explanation:
2 * 10^16
+7 * 10^16
9 * 10^16