70 black-boards and 40 chairs were purchased for a school. lf each bla

1.	70 black-boards and 40 chairs were purchased for a school. lf each black board costs rs.450 and each chair rs.225. find total amount
Answer» Step-by-step EXPLANATION: cost of ONE BLACK board=450 cost of 70 black board=70×450 cost of one chair=225 cost of 30chairs=40×225 total AMOUNT=(70×450)+(40×225)

70 black-boards and 40 chairs were purchased for a school. lf each black board costs rs.450 and each chair rs.225. find total amount

Answer»

Step-by-step EXPLANATION:

cost of ONE BLACK board=450

cost of 70 black board=70×450

cost of one chair=225

cost of 30chairs=40×225

total AMOUNT=(70×450)+(40×225)

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70 black-boards and 40 chairs were purchased for a school. lf each black board costs rs.450 and each chair rs.225. find total amount​

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70 black-boards and 40 chairs were purchased for a school. lf each black board costs rs.450 and each chair rs.225. find total amount