Question

3. How many rectangular slabs of 10 cm x 8
cm are required to cover the floor of a hall
of 12 m x 10 m?
(JNV 2019)
(1) 12000
(2) 15000
(3) 10000
(4) 18000​

Answer 1

Answer:

let, n= number of glass slab

A. T. Q

n× 10cm × 8cm = 1200cm × 1000cm

n× 80 = 1200000

n = 1200000/80

n = 15000 CM*2

your answer is (2) - 15000

Answer 2

Answer:

$\huge\tt{Answer}$

15000 slabs are required to cover the floor of the hall.