Answer:
25
Step-by-step explanation:
we have to subtract SPQ from SRQ=SQR
mark me as brainliest
Answer:
63
Step-by-step explanation:
a=9
7a
7(9)
63
P= - 135/7 I am pretty sure that’s the answer
Answer:
18 minutes
Step-by-step explanation:
Sophie can peel all potatoes in 45 minutes, in 1 minute she can peel:
Simon can peel all potatoes in 30 minutes, in 1 minute he can peel:
Together, in 1 minute they can peel:
- 1/45+1/30= 2/90+3/90= 5/90= 1/18 of all the potatoes
To peel all the potatoes they need:
- 1 ÷ 1/18= 1 × 18= 18 minutes
So it will take them 18 minutes to peel all the potatoes
