Adwita has the cuboidal wooden block that contains 189cm3 wood . If it is 7cm long and 4.5cm high , then find its breadth
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Answer:
Its breadth is 6 cm
Step-by-step explanation:
Adwita has the cuboidal wooden block that contains 189cm3 wood . It is 7cm long and 4.5cm high .
Let its breadth is S cm.
Therefore volume = 7×4.5×S cm³
∴ 7×4.5×S = 189
⇒ 31.5 × S = 189
⇒ S = 189/31.5 = 189×100/315 = 6
∴ Its breadth is 6 cm
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