Twice this number is 1 less than half of 26

24

Step-by-step explanation:

26 / 2 = 13

13 - 1 = 12

12 x 2 = 24

12

Step-by-step explanation:

26/2= 13

13-1=12

Hope this helps

b) 1/3 * 1/5

step-by-step explanation:

each smallest part is 1/15 since the written one is 1/5 and it's divided by 3 equal parts. (1/5 )/3 = 1/15 = 1/3 * 1/5

add the numbers under frequency to find the total number:

5 + 8 +7 + 4 + 0 +1 = 25

the answer is 25.