Answer:
Step-by-step explanation:
first you have to see itis an arithmetic or geometric sequence.
then find common difference(for A.P) or common ratio (for G.P)
c.d .=an-an-1
c.r. =an/an-1
1.G.P.
2. A.P
3.G.P
3,5,25/3,125/9,...
c.r.=5/3
or (25/3)/5=25/(3*5)=5/3
or 125/9÷25/3=125/9×3/25=(125×3)/(9×25)=5/3
Answer:
Her answers wrong because the product of 7/8 times 1 1/2 equals 21/16.
Step-by-step explanation:
1 1/2=3/2
7/8*3/2=(7*3)/(8*2)
#1 is C, #2 is B, #3 is C, and #4 is A.
The 1st one is D
2nd is A
3rd is B
