Question

10. A furniture dealer earns a profit of 500 by selling a table and incurs a loss of 3150 by selling a chair.
(1) He sold 20 tables and 20 chairs what would be his net profit or loss?
(ii) What is the number of tables he must sell to have neither profit nor loss, if the number of chairs sold
is 60?
11. In a class test containing 10 questions, 5 marks are awarded for every correct answer and (-2) marks are
awarded for every incorrect answer and 0 for questions not attempted.
(i) Mohan gets four correct and six incorrect answers, what is his score?
(ii) Reshma gets five correct answer and five incorrect answers, what is her score?
(it) Heena gets two correct and five incorrect answers out of seven questions she attempts, what is her
score?
12. The height of a particular tree is increasing at the rate of 5 cm per week. What would be the height of the
tree after 10 weeks if its present height is 10 m? [Assuming the growth of the tree is uniform.]
13. Peter is recording the change in the outside air temperature for a science project. At 8:00
am, the highest temperature was 48°C. By noon, the outside temperature had fallen to 11°C.
By mid-afternoon, the outside air temperature had fallen another 12°C and by evening, it
had fallen an additional 5°C. Write an integer that describes the temperature at the end of
HOTS
10
New Learnwell Mathematics-V
the day.​

Answer 1

Answer:

thx for free point

Step-by-step explanation:

Answer 2

Answer:

bruh that's more than one question you're only suppose to ask one question at a time