Answer:
The greatest number of necklaces she can make is 6 necklaces. 4 jade beads and 5 teak beads per necklace.
Step-by-step explanation:
The greatest common factor of 24 and 30 is 6, so she can make 6 necklaces. Then 24 jade beads divided by 6 necklaces equals 4 jade beads per necklace. And 30 divided by 6 equals 5 teak beads per necklace.