Seudónimo Seudónimo

10-02-2019
Mathematics

contestada

PQR is a straight line.
The length of PQ is 6 times the length of QR.
PR=98cm
Work out the length of PQ
You must show all working.

Respuesta :

jelly8bean jelly8bean

10-02-2019

PQR=PQ+QR

QR=1 unit

PQ=6 units

PQR=7 units

=98cm

7 units----->98cm

1 unit------>98÷7

=14cm

6 units----->14×6

=84cm

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