Answer:
first one
Step-by-step explanation:
the sum of (9k-4) =3542
so it will be the first one because
28((5+248)/2)=3542
3 is the answe! Hope it helped
2/3 • 1/5 = 2/15
'of' always means multiplication.
Answer:
60% =
75% = 
84% = 
65% =
Step-by-step explanation:
60% =
because 3 ÷ 5 = 0.6
75% =
because 3 ÷ 4 = 0.75
84% =
because 21 ÷ 25 = 0.84
65% =
because 13 ÷ 20 = 0.65