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5 പേനകളുടെ വില 15 പെൻസിലുകളുടെ വിലയ്ക്ക് തുല്യമാണ്. എങ്കിൽ 90 പെൻസിലുകൾക്കു പകരമായിഎത്ര പേനകൾ വാങ്ങാം ?

A30

B150

C60

D45

Answer:

A. 30

Read Explanation:

15 പെൻസിൽ = 5 പേന 1 പെൻസിൽ = 5/15 പേന =1/3 പേന 90 പെൻസിൽ = 90 × 1/3=30പേന


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