A tap A fills a tank in 5 hours, a tap B fills the same tank in 10 hours.
Which of the alternatives below best represents the
time spent, if both taps are open simultaneously filling the same tank?

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?

The table shows the number of students who signed up for different after school activities. activity students cooking 9 chess 4 photography 8 robotics 11 select the true statements about the information in the table.

Opposite angles in a parrellelogram are