78% of students in the 7th grade
passed their history test. if 273
students passed, how many did
not pass?

77

Step-by-step explanation:

percentage         Students

78%     -273

100%      ---X

(100x273)/78 = 350 students in class so

how many did  not pass?

350-273 = 77 students not pass

d) 30 units^2

area of rectangle = l × b

we know,

length = 10 unit

breadth = 3 unit

applying the formula,

= l × b

= 10 × 3

= 30 unit^2

happy to

pls mark as brainliest

1

x = 1

step-by-step explanation:

0 ÷ x = 0

0 ÷ 1 = 0