Question

the number of rows in a rangoli contains 10 dots.riya coloured x dots and her sister tina coloured 5 dots less than riya.find out number of dots coloured by tina​

Answer 1

Answer:

Radha is drawing a dot Rangoli with chalk powder. She has 9 dots in a row. How many dots will her Rangoli have for r rows ? How many dots are there if there are 8 rows ? If there are 10 rows ?

ANSWER

Number of dots in a row =9

Number of rows is a variable =r

Total number of dots in r rows = number of dots in one row × number of rows =9r.

Total number of dots in 8 rows =9×8=72

Total number of dots in 10 rows =9×10=90

Its a similar ques .......

hope ut helps u to find the answer of ur ques...!!!

Answer 2

Step-by-step explanation:

Here is your answer....

Answer 3

Step-by-step explanation:

Here is your answer....