Question

☆Mathematics Question☆​

Answer 1

Answer:

.

Step-by-step explanation:

A--5m=60

m=60-5

fm=55

B-- p-5=5

P=5+5

P=10

P=10

Answer 2

Answer:

length of hall = (3b - 4) metres

Step-by-step explanation:

1) given data.

$breadth \: of \: the \: hall \: = \: b \: m. \\ now \\ length \: of \: the \: hall \: = 3 \times( breadth \: of \: the \: hall \: ) \: - 4 \\ = 3 \times b - 4 \\ = 3b - 4 \\ length \: of \: hall \: = (3b - 4)metres \:$. s.