Evaluate the following, using the distributive property. (i) −39×99 (ii) (−85)×43+43×(−15) (iii) 53×(−9)−(−109)×53 (iv) 68×(−17)+(−68)×3

Give chapter 5 lines and angles own questions for board exams 

Find the following percentage value:

1) 15% of 250.

Find the angle which is equal to its supplement.

Find the breadth of the rectangle whose length is 70 cm and perimeter 200 cm.

Convert 1 gallon into liters.

a. 3.05 liters

b. 3.78 liters

c. 4.05 liters

d. 4.78 liters