For the following questions answer them individually
The value of (ds+t÷ ds) ÷ dt would be
x and y are two numbers such that their mean proportion is 9 and third proportion is 243. What is the value of x and y?
In a Rhombus ABCD, measure of angle CAB is 30°, what is the measure of angle ABC?
Ravi has a roadmap with a scale of 1.5 cm for 18 km. He drives on that road for 72 km. What would be his distance covered in that map.