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a: 36;49

b: 42

7 tháng 8 2021

D nhé ta cso :[1000-997] *3 =18

d k cho mik di làm ơn

Fill in the blank with the correct numberQuestion 1:Complete the number pattern:  0,3,8,15,24,,48.Question 2:Find the area of the shaded region if A and B are squares of sides 5cm and 8cm respectively. Answer: The area of the shaded region is  .(write your answer by decimal in simplest form)Question 3:If , compute =.Question 4:The side of each square grid is 2cm. Find the area of the shaded region.Answer: The area of the shaded region is  .Question 5:If , find the value of m in .Answer:...
Đọc tiếp

Fill in the blank with the correct number

Question 1:
Complete the number pattern: 
 0,3,8,15,24,,48.

Question 2:
Find the area of the shaded region if A and B are squares of sides 5cm and 8cm respectively. 

Answer: The area of the shaded region is  .
(write your answer by decimal in simplest form)

Question 3:
If , compute =.

Question 4:

The side of each square grid is 2cm. Find the area of the shaded region.
Answer: The area of the shaded region is  .

Question 5:
If , find the value of m in .
Answer: m=.

Question 6:
How many whole numbers between 1 and 100 are not divisible by 3 or 11?
Answer:  numbers.

Question 7:
Evaluate:
=.
(round to four decimal places)

Question 8:
Evaluate:
=.
(write your answer by decimal in simplest form)

Question 9:
Find the whole number A knowing that A is 9 units greater than the average of A, 38, 45 and 67.
Answer: A=.

Question 10:
Find the whole number C knowing that C is 14 units smaller than the average of C, 68, 72, 99.
Answer: C=.

3
15 tháng 4 2017

Câu 3, 4, 5, 7, 8 các câu bỏ qua nhé

15 tháng 4 2017

Câu 3, 4, 5, 7, 8 các cậu bỏ qua nhé

là số 1665 chuẩn luôn

The first number :1x5=5

The second number: 2x5=10

The third number: 3x5=15

The fourth number: 4x5=20

...........................................

The 333rd number: 333x5=1665

3 tháng 4 2022

A nha

3 tháng 4 2022

D à

10 tháng 8 2017

Bài 1:

a) 43+45+47+...+565 [có (565-43)/2+1= 262 số hạng)

= [(565+43)*262]/2

= 79648

b) 21+24+27+...+318 [có (318-21)/3+1= 100 số hạng]

= [(318+21)*100]/2

= 16950