Answer:
15+6
Step-by-step explanation:
You would need to multiply 3*5 then 3*2 and then put 15+6
I think it’s the maximum number of solutions is one
The speed is 630mp/s I think. Because you have to multiply Wavelength by Frequency to get true speed
Answer:
Question (i):
Reduce = 15% of Rs 40 = 0.15 x 40 = Rs 6
Price after reduced = Rs 40 - Rs 6 = Rs 36
Answer: Rs 36
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Question (ii):
Reduce = 15% x 20.40 = 0.15 x 20.40 = Rs 3.60
Price after reduced = Rs 20.40 - Rs 3.60 = Rs 17.34
Answer: Rs 17.34
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