A) -198+(-32) ayuda porta
B)-99+(-12)

In a box lenght 1m breadth 60 cm and height 40 cm small rectangular packets of dimension 5 cm into 8 cm into 10 cm are packed. how many such small packets can be packed in the big box?

Ann and betty together have $60 ann has $9 more than twice betty’s amount how much money dose each have

How can you construct perpendicular lines and prove theorems about perpendicular lines