Fatima wants to mail three parcels to three village schools . She finds that the postal charges are Rs 20, Rs 28 and Rs 36, respectively. If she wants to buy stamps only for one denomination, what is the greatest denomination of stamps she must buy to mail the three parcels?
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Answered by
2
Answer:
she should buy each stamp of 28 rupees
Answered by
2
Answer:
4
Step-by-steyou need to take the hcf
hcf(28,20)=
28=20×1+8
20=8×2+4
8=4×2+0
HCF of 28 and 20 is 4
Hcf (36 and 4)=4
.°. the denomination is 4 p explanation:
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