Diversifying your investment will help you maintain a balance between high-risk and low-risk investments.
Note that
Find the grearest common factor GCF(30,42). You can see that numbers 30 and 42 have common factors 2 and 3, then

This gives that the greatest number of identical vases florist can fill is 6. Each vase will contain
carnations;
roses.
Therefore, in each vase will be 12 flowers (5 carnations and 7 roses).
9w + 5p
9(7)+5(4)
63+20
83
The answer is B. Would you like an explanation why?