Answer:
1/4(n), $7.50
Step-by-step explanation:
Expanded: cost = 0.25 * chains + 0.25 * pendants + 0.25 * beads
Simplified: c = (1/4)(total number of items)
Expression only: 1/4n where n = # chains + # pendants + # beads purchased
Total cost of 30 beads = 1/4(30) = 7.5 = $7.50
B:Interest
Hoped this helped have a nice day
Hence there is no such natural numbers exist.
Answer:131/12
-7 2/3 -5 1/2 +8 3/4 = 23/3 - 11/2 + 35/4 = 92/12 -66/12 +105/12 = 131/12