Express:
(a)
90 paisa as percent of Rs 6.​

What is the value of the digit 1 in the number 13?

Jack did 3/5 of all problems on his weekend homework before sunday. on sunday he solved 1/3 of what was left and the last 4 problems. how many problems were assigned for the weekend?

The pyramid below was dissected by a horizontal plane which shape describes the pyramid horizontal cross section