5. Solve each of the following equations and check your solution by substituting in the equation. (i) x/2-10=1/2 (ii) 6x-9-2(1+x)=x-9 6. The sum of three consecutive multiples of 8 is 888. Find the multiple. 7. The sum of a two-digit number and the number obtained by reversing its digits is 121. Find the number if it's unit place digit is 5. 8. Meera's mother is four times as old as Meera. After five years her mother will be three times as old as she will be then . What are their present age? 9. A fruit seller buys some oranges at the rate of 5 per orange. He also buys an equal number of bananas at the rate of 2 per banana. He makes a profit of 20% on oranges and a profit of 15% on bananas. In the end, he sold all the fruits. If he earned a profit of 390, find the number of oranges. 10. Three consecutive integers are as such they are taken in increasing order and multiplied by 2,3, and 4, respectively, they add up to 56. Find these numbers. ​

Math Secondary School in Math 1 year ago

  5   0   0   0   0

Facebook

Twitter

Linked In

WhatsApp

+10 pts