The length of the 2 black rods is equal to that of the 3 grey rods. The length of the white rod is equal to the total length of 2 black and 3 grey rods as shown in the figure. Therefore, the length of a grey rod is -------- the length of the white rod. Which of these can come in the blank above? A.1/6 B.1/5 C.1/4 D.1/3
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Answer is d please mark me as brainliest.
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Answer:
1/3
Step-by-step explanation:
The 2 black rods is equal to 3 grey ones so when we see the wite rod it is equal to 3 grey rods and two black rods so we should consider all of the rods as grey rods. How? In the start 2 black is 3 grey so it is 3/9 when we simplify it we will get 1/3
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