Question

plz solve this problem

Answer 1

I. Volume of rectangular tin = l×b×h
= 5×4×15
= 20×15
= 300cm cube
volume of cylinder= ^r2h
diameter=7cm
r= 7/2cm
h=10 cm
22/7×7/2×7/2×10
11×7/2×10
11×7×5
11×35
385cm3