please help me out with this maths textbook questions of 7th class!!!!!!!!!
If you know then only answer, or else I will delete your answer.........
Answers
Answer:
I am answering it..
but thank me and mark the answer as brainliest...
Step-by-step explanation:
1).
a).
15×95+5×15
=15×(95+5) distributive property over addition
=15×100
=1500
b).
625×(-35)+(-65)×625
=625{(-35)+(-65)} same property
=625×(-35-65)
=625×(-100)
=-62500
2).
amount of apples =5kg300g
amount of mangoes=3kg250g
--------------------------
bought by shyama=8kg 550 g fruits
amount of oranges=4kg 800 g
amount of bananas=4kg150g
------------------------
bought by sarla= 8kg950g of fruits
so,
8kg950g>8kg550g
sarla>shyama
so sarla bought more fruits..
3).
total run in innings
the mean score=----------------------------------
number of innings
58+76+40+35+46+45+0+100
= ------------------------------------------------
8
400
= ----------
8
=50 runs
4).
a)
10p=50
p=50÷10
p=5
b)
5x-5=15
5x=15+5
5x=20
x=20÷5
x=4