You have at most 8 hours to spend at a concert and at park. You want to spend at least 3 hours at the concert and more than 4 hours at the park.

Step-by-step explanation:

substitutes for diamonds. Then DeBeers, a large diamond company, has A. less incentive to advertise than it would otherwise have. B. less market power than it would otherwise have. C. more control over the price of diamonds than it would otherwise have. D. higher profits than it would otherwise

eve and marks ratios are equivalent

step-by-step explanation:

, and

for

step-by-step explanation:

we can analyze the pattern at which the terms increase. let us denote , , , so that we can call

note the following:

the pattern: to get the next term value, we just add the next term number (e.g. 1st, 2nd, to the previous term value (term values are the given numbers in the question, 1, 3, 6, 10, 15,

from , to get to , we add

from , to get to , we add

etc.

we need to form a recursive formula, a formula that has the next term as a function of the previous term. so a possible recursive formula can be

, and for