Question

I. SHORT SUMS:

1. Add (-3) and (-5) using number line.

2. Find the sum of 2a + 8b + 5c, 4a + 9b +3c

3. A toy company requires 36 machines to produce car toys in 54 days.
How many machines would be required to produce the same number of

car toys in 81 days?

4. In 6 hours duration, with uniform decrease in temperature, the

temperature dropped 30°. How many degrees did the temperature drop

each hour?

5. Given that AB is a straight line. Calculate the value of x°.

6. Thrice a number when increased by 5 gives 44. Find the number.

7. If the cost of 6 cans of juice is Rs. 210, then what will be the cost of
4 cans of juice?​

Answer 1

Answer:

o my god these are too much post questions one by one