40:1620::60 : ?
(1) 3630
(2) 3690
(3) 3660
(4) 3600.
Answers
Answered by
0
Answer:
Explanation:
40:1620::60:?
40/1620=60/?
40×?=60×1620
?=60×1620/40
?=810×3
?=2430
Answered by
0
Answer:
40²+(40÷2)=1620,::60²+(60÷2)=3630.
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