_____________% of 150 +50% of 540 =345. find the missing no.
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Step-by-step explanation:
a/100 x 150 + 50/100 x 540 = 345
15a/10+5x54=345
15a/10+270=345
15a+2700/10=345
15a+2700=3450
15a=1750
a=1750/15
a=50
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