What is the value of the fourth term in a geometric sequence for which a1=15 and r=1/3

Can somebody explain a function to me?

Decide whether the statement below makes sense (or is clearly true) or does not make sense (or is clearly false). Explain. In my experimental study. l used a sample that was larger than the population. Choose the correct answer below O A.

Chucky grabbed 11 items in the grocery store that each had a different price and had a mean cost of about $4.44. On his way to the register, he gave in to an impulse to add a 12th item: an entire wheel of cheese that cost $39.99

How is the number two in 582 different from the number two and 528

in a 30-60-90 triangle, the hyptenuse has a length of 10. how long is the shorter leg (across from the 30 degree angle) ?

Why can you multiply the numerator and the denominator of a fraction by the same number to find a equivalent fraction?

17,000 and 106,000 in standard form

Which answer describes this type of series - 20-18-15-11 - ... A). Arithmetic B). Geometric C). Neither D). Both

The circumference of the flotation device above is 62.8 inches. If three flotation devices are lined up end-to-end, then what is the length of the flotation devices?

Pair of shoes cost three times as much as a scarf. The total cost of one pair shoes and one scarf is $32. If S represents the cost of one scarf, which equation could use to find the cost of one scarf?